diff --git a/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/AddRestaurantActivity.java b/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/AddRestaurantActivity.java
index e5ea4e8..9b03253 100644
--- a/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/AddRestaurantActivity.java
+++ b/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/AddRestaurantActivity.java
@@ -1,6 +1,7 @@
 package gr.auth.databases.flavours.activities;
 
 import android.annotation.SuppressLint;
+import android.os.AsyncTask;
 import android.os.Bundle;
 import android.view.MenuItem;
 import android.view.MotionEvent;
@@ -18,6 +19,7 @@ import com.google.android.gms.maps.GoogleMap;
 import com.google.android.gms.maps.MapView;
 import com.google.android.gms.maps.OnMapReadyCallback;
 import com.google.android.gms.maps.model.LatLng;
+import com.google.android.gms.maps.model.Marker;
 import com.google.android.gms.maps.model.MarkerOptions;
 
 import java.util.Calendar;
@@ -28,6 +30,12 @@ import androidx.appcompat.widget.Toolbar;
 import gr.auth.databases.flavours.R;
 import gr.auth.databases.flavours.base.BaseActivity;
 import gr.auth.databases.flavours.model.Restaurant;
+import okhttp3.FormBody;
+import okhttp3.Request;
+import okhttp3.RequestBody;
+import okhttp3.Response;
+
+import static gr.auth.databases.flavours.session.SessionManager.restaurantsUrl;
 
 public class AddRestaurantActivity extends BaseActivity implements AdapterView.OnItemSelectedListener,
         TimePickerDialog.OnTimeSetListener, OnMapReadyCallback {
@@ -40,6 +48,7 @@ public class AddRestaurantActivity extends BaseActivity implements AdapterView.O
             .title("Restaurant location")
             .snippet("Please move the marker if needed.")
             .draggable(true);
+    private double markerLogitude, markerLatitude;
 
     @SuppressLint("ClickableViewAccessibility")
     @Override
@@ -59,7 +68,7 @@ public class AddRestaurantActivity extends BaseActivity implements AdapterView.O
         final EditText restaurantName = findViewById(R.id.add_restaurant_name);
 
         Spinner spinner = findViewById(R.id.add_restaurant_type);
-        ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(this,
+        final ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(this,
                 R.array.restaurant_type, android.R.layout.simple_spinner_item);
         adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
         spinner.setAdapter(adapter);
@@ -109,11 +118,15 @@ public class AddRestaurantActivity extends BaseActivity implements AdapterView.O
                     return;
                 }
 
-                /*Log.d("THISSS", restaurantName.getText().toString());
-                Log.d("THISSS", restaurantType);
-                Log.d("THISSS", "" + selectLocationMarker.getPosition().longitude);
-                Log.d("THISSS", "" + selectLocationMarker.getPosition().latitude);
-                Log.d("THISSS", workingHours.getText().toString());*/
+                String hours = workingHours.getText().toString();
+
+                AddRestaurantTask addRestaurantTask = new AddRestaurantTask();
+                addRestaurantTask.execute(restaurantName.getText().toString(),
+                        restaurantType.toLowerCase(),
+                        "" + markerLogitude, "" + markerLatitude,
+                        hours.isEmpty() ? "" : hours.split("-")[0].trim(),
+                        hours.isEmpty() ? "" : hours.split("-")[1].trim());
+                finish();
             }
         });
 
@@ -221,5 +234,68 @@ public class AddRestaurantActivity extends BaseActivity implements AdapterView.O
     public void onMapReady(GoogleMap googleMap) {
         googleMap.addMarker(selectLocationMarker);
         googleMap.animateCamera(CameraUpdateFactory.newLatLngZoom(Thessaloniki, 12.0f));
+        googleMap.setOnMarkerDragListener(new GoogleMap.OnMarkerDragListener() {
+            @Override
+            public void onMarkerDragStart(Marker marker) {
+            }
+
+            @Override
+            public void onMarkerDrag(Marker marker) {
+            }
+
+            @Override
+            public void onMarkerDragEnd(Marker marker) {
+                markerLogitude = marker.getPosition().longitude;
+                markerLatitude = marker.getPosition().latitude;
+            }
+        });
+    }
+
+    private class AddRestaurantTask extends AsyncTask<String, Void, Integer> {
+        private static final String REQ_RESTAURANT_NAME = "restaurant_name";
+        private static final String REQ_RESTAURANT_CATEGORY = "restaurant_category";
+        private static final String REQ_RESTAURANT_LONGITUDE = "restaurant_longitude";
+        private static final String REQ_RESTAURANT_LATITUDE = "restaurant_latitude";
+        private static final String REQ_RESTAURANT_OPENING = "restaurant_opening";
+        private static final String REQ_RESTAURANT_CLOSING = "restaurant_closing";
+
+        @Override
+        protected void onPreExecute() { //Show a progress dialog until done
+        }
+
+        @Override
+        protected Integer doInBackground(String... params) {
+            //Builds the signup request
+            RequestBody formBody = new FormBody.Builder()
+                    .add(REQ_RESTAURANT_NAME, params[0])
+                    .add(REQ_RESTAURANT_CATEGORY, params[1])
+                    .add(REQ_RESTAURANT_LONGITUDE, params[2])
+                    .add(REQ_RESTAURANT_LATITUDE, params[3])
+                    .add(REQ_RESTAURANT_OPENING, params[4])
+                    .add(REQ_RESTAURANT_CLOSING, params[5])
+                    .build();
+            Request request = new Request.Builder()
+                    .url(restaurantsUrl)
+                    .post(formBody)
+                    .build();
+
+            try {
+                //Makes request & handles response
+                Response response = client.newCall(request).execute();
+
+                if (response.code() == 201) {
+                    Toast.makeText(AddRestaurantActivity.this,
+                            "Restaurant was added and awaits approval!", Toast.LENGTH_SHORT).show();
+                    return 0;
+                }
+                return 1;
+            } catch (Exception e) {
+                return 2;
+            }
+        }
+
+        @Override
+        protected void onPostExecute(Integer result) { //Handle attempt result
+        }
     }
 }
diff --git a/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/main/MainActivity.java b/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/main/MainActivity.java
index dbc88fa..3cca457 100644
--- a/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/main/MainActivity.java
+++ b/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/main/MainActivity.java
@@ -1,10 +1,15 @@
 package gr.auth.databases.flavours.activities.main;
 
+import android.Manifest;
+import android.content.Context;
 import android.content.DialogInterface;
 import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.location.Location;
+import android.location.LocationManager;
 import android.os.AsyncTask;
+import android.os.Build;
 import android.os.Bundle;
-import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.Menu;
 import android.view.MenuItem;
@@ -34,12 +39,14 @@ import gr.auth.databases.flavours.activities.main.fragments.MainListFragment;
 import gr.auth.databases.flavours.activities.main.fragments.MainMapFragment;
 import gr.auth.databases.flavours.base.BaseActivity;
 import gr.auth.databases.flavours.model.Restaurant;
-import okhttp3.HttpUrl;
 import okhttp3.Request;
 import okhttp3.Response;
+import okhttp3.ResponseBody;
+
+import static gr.auth.databases.flavours.session.SessionManager.restaurantsUrl;
 
 public class MainActivity extends BaseActivity {
-    private static final HttpUrl restaurantsUrl = HttpUrl.parse("http://83.212.109.171:8181/api/restaurant/");
+    private static final int LOCATION_PERMISSIONS_REQUEST_CODE_FOR_DISTANCE_FILTER = 9000;
     private static final int NUM_PAGES = 2;
 
     private ArrayList<Restaurant> restaurants = new ArrayList<>();
@@ -47,7 +54,7 @@ public class MainActivity extends BaseActivity {
     private ViewPager viewPager;
     private MenuItem menuMapItem;
     private FloatingActionButton FAB;
-    private ArrayList<Integer> mSelectedRestaurantTypes;
+    private ArrayList<Integer> mSelectedRestaurantTypes = new ArrayList<>();
     private int maxDistance = -1, maxCalories = -1;
 
     @Override
@@ -139,8 +146,6 @@ public class MainActivity extends BaseActivity {
 
                     switch (item.getItemId()) {
                         case R.id.main_filters_type:
-                            mSelectedRestaurantTypes = new ArrayList<>();
-
                             builder.setTitle(R.string.main_filters_menu_type)
                                     .setMultiChoiceItems(R.array.restaurant_type, null,
                                             new DialogInterface.OnMultiChoiceClickListener() {
@@ -159,7 +164,8 @@ public class MainActivity extends BaseActivity {
                                     .setPositiveButton(R.string.main_filters_dialog_positive, new DialogInterface.OnClickListener() {
                                         @Override
                                         public void onClick(DialogInterface dialog, int id) {
-                                            //TODO
+                                            MainTask mainTask = new MainTask();
+                                            mainTask.execute();
                                         }
                                     })
                                     .setNegativeButton(R.string.main_filters_dialog_cancel, new DialogInterface.OnClickListener() {
@@ -183,6 +189,18 @@ public class MainActivity extends BaseActivity {
                                             if (!distanceString.isEmpty()) {
                                                 maxDistance = Integer.parseInt(distanceString);
                                             }
+                                            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+                                                if (checkSelfPermission(Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED &&
+                                                        checkSelfPermission(Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
+                                                    String[] PERMISSIONS_LOCATION = {
+                                                            Manifest.permission.ACCESS_FINE_LOCATION,
+                                                            Manifest.permission.ACCESS_COARSE_LOCATION};
+                                                    requestPermissions(PERMISSIONS_LOCATION, LOCATION_PERMISSIONS_REQUEST_CODE_FOR_DISTANCE_FILTER);
+                                                } else {
+                                                    MainTask mainTask = new MainTask();
+                                                    mainTask.execute();
+                                                }
+                                            }
                                         }
                                     })
                                     .setNegativeButton(R.string.main_filters_dialog_cancel, new DialogInterface.OnClickListener() {
@@ -205,6 +223,8 @@ public class MainActivity extends BaseActivity {
                                             if (!caloriesString.isEmpty()) {
                                                 maxCalories = Integer.parseInt(caloriesString);
                                             }
+                                            MainTask mainTask = new MainTask();
+                                            mainTask.execute();
                                         }
                                     })
                                     .setNegativeButton(R.string.main_filters_dialog_cancel, new DialogInterface.OnClickListener() {
@@ -215,7 +235,11 @@ public class MainActivity extends BaseActivity {
                             builder.create().show();
                             break;
                         case R.id.main_filters_clear:
-                            //TODO
+                            mSelectedRestaurantTypes.clear();
+                            maxDistance = -1;
+                            maxCalories = -1;
+                            MainTask mainTask = new MainTask();
+                            mainTask.execute();
                             break;
                     }
                     return false;
@@ -238,44 +262,6 @@ public class MainActivity extends BaseActivity {
         return super.onOptionsItemSelected(item);
     }
 
-    /*private void setupViewPager(ViewPager viewPager) {
-        RestaurantPagerAdapter adapter = new RestaurantPagerAdapter(getSupportFragmentManager());
-        adapter.addFrag(DrinkInfoFragment.newInstance(64), "INFO");
-        adapter.addFrag(DrinkIngredientsFragment.newInstance(64), "INGREDIENTS");
-        adapter.addFrag(DrinkRatingsFragment.newInstance(64), "RATINGS");
-        viewPager.setAdapter(adapter);
-    }
-
-    private class MainPagerAdapter extends FragmentPagerAdapter {
-        private final List<Fragment> mFragmentList = new ArrayList<>();
-        private final List<String> mFragmentTitleList = new ArrayList<>();
-
-        MainPagerAdapter(FragmentManager manager) {
-            super(manager);
-        }
-
-        @NonNull
-        @Override
-        public Fragment getItem(int position) {
-            return mFragmentList.get(position);
-        }
-
-        @Override
-        public int getCount() {
-            return mFragmentList.size();
-        }
-
-        void addFrag(Fragment fragment, String title) {
-            mFragmentList.add(fragment);
-            mFragmentTitleList.add(title);
-        }
-
-        @Override
-        public CharSequence getPageTitle(int position) {
-            return mFragmentTitleList.get(position);
-        }
-    }*/
-
     private class MainPagerAdapter extends FragmentStatePagerAdapter {
         MainPagerAdapter(FragmentManager fm) {
             super(fm);
@@ -297,6 +283,14 @@ public class MainActivity extends BaseActivity {
         }
     }
 
+    @Override
+    public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
+        if (requestCode == LOCATION_PERMISSIONS_REQUEST_CODE_FOR_DISTANCE_FILTER) {
+            MainTask mainTask = new MainTask();
+            mainTask.execute();
+        }
+    }
+
     private class MainTask extends AsyncTask<Void, Void, Integer> {
         private static final String JSON_TAG_RESTAURANT_ID = "restaurant_id";
         private static final String JSON_TAG_RESTAURANT_NAME = "restaurant_name";
@@ -308,20 +302,64 @@ public class MainActivity extends BaseActivity {
 
         @Override
         protected void onPreExecute() { //Show a progress dialog until done
+            restaurants.clear();
         }
 
         @Override
         protected Integer doInBackground(Void... params) {
+            StringBuilder requestUrl = new StringBuilder(restaurantsUrl);
+            if (!mSelectedRestaurantTypes.isEmpty()) {
+                requestUrl.append("?filter_restaurant_type=");
+                for (int typeIndex : mSelectedRestaurantTypes) {
+                    requestUrl.append(Restaurant.RestaurantType.getWorkingTypeFromId(typeIndex));
+                }
+            }
+            if (maxDistance != -1) {
+                if (!mSelectedRestaurantTypes.isEmpty()) {
+                    requestUrl.append("&");
+                } else {
+                    requestUrl.append("?");
+                }
+
+                LocationManager locationManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);
+                // get the last know location from your location manager.
+                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+                    if (checkSelfPermission(Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED &&
+                            checkSelfPermission(Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
+                        String[] PERMISSIONS_LOCATION = {
+                                Manifest.permission.ACCESS_FINE_LOCATION,
+                                Manifest.permission.ACCESS_COARSE_LOCATION};
+                        requestPermissions(PERMISSIONS_LOCATION, LOCATION_PERMISSIONS_REQUEST_CODE_FOR_DISTANCE_FILTER);
+                        return 3;
+                    }
+                }
+                Location location = locationManager.getLastKnownLocation(LocationManager.GPS_PROVIDER);
+
+                requestUrl.append("filter_restaurant_radius=").append(maxDistance * 1. / 1000)
+                        .append("&filter_restaurant_longitude=").append(location.getLongitude())
+                        .append("&filter_restaurant_latitude=").append(location.getLatitude());
+            }
+            if (maxCalories != -1) {
+                if (!mSelectedRestaurantTypes.isEmpty() || maxDistance != -1) {
+                    requestUrl.append("&");
+                } else {
+                    requestUrl.append("?");
+                }
+                requestUrl.append("filter_restaurant_calories=").append(maxCalories);
+            }
+
             //Builds the signup request
             Request request = new Request.Builder()
-                    .url(restaurantsUrl)
+                    .url(requestUrl.toString())
                     .build();
 
             try {
                 //Makes request & handles response
                 Response response = client.newCall(request).execute();
 
-                String result = response.body().string();
+                ResponseBody responseBody = response.body();
+                assert responseBody != null;
+                String result = responseBody.string();
                 JSONArray jsonRestaurants = new JSONArray(result);
 
                 for (int restaurantIndex = 0; restaurantIndex < jsonRestaurants.length(); ++restaurantIndex) {
@@ -343,6 +381,9 @@ public class MainActivity extends BaseActivity {
 
         @Override
         protected void onPostExecute(Integer result) { //Handle attempt result
+            viewPager.setAdapter(null);
+            PagerAdapter pagerAdapter = new MainPagerAdapter(getSupportFragmentManager());
+            viewPager.setAdapter(pagerAdapter);
         }
     }
 }
diff --git a/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/main/MainAdapter.java b/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/main/MainAdapter.java
index 1ef9f32..bf52e6b 100644
--- a/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/main/MainAdapter.java
+++ b/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/main/MainAdapter.java
@@ -2,7 +2,6 @@ package gr.auth.databases.flavours.activities.main;
 
 import android.content.Context;
 import android.content.Intent;
-import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -46,9 +45,15 @@ public class MainAdapter extends RecyclerView.Adapter<MainAdapter.RestaurantView
             }
         });
         holder.name.setText(restaurants.get(position).getName());
-        holder.workingHours.setText(context.getString(R.string.main_row_working_hours_placeholder,
-                restaurants.get(position).getOpeningTime().substring(0, 5),
-                restaurants.get(position).getClosingTime().substring(0, 5)));
+        if (!restaurants.get(position).getOpeningTime().equals("null") &&
+                !restaurants.get(position).getClosingTime().equals("null")) {
+            holder.workingHours.setVisibility(View.VISIBLE);
+            holder.workingHours.setText(context.getString(R.string.main_row_working_hours_placeholder,
+                    restaurants.get(position).getOpeningTime().substring(0, 5),
+                    restaurants.get(position).getClosingTime().substring(0, 5)));
+        } else {
+            holder.workingHours.setVisibility(View.GONE);
+        }
 
         switch (restaurants.get(position).getType()) {
             case "restaurant":
@@ -67,7 +72,7 @@ public class MainAdapter extends RecyclerView.Adapter<MainAdapter.RestaurantView
                 holder.typeImage.setImageResource(R.drawable.pub_marker);
                 holder.typeText.setText(context.getResources().getString(R.string.main_pub_type));
                 break;
-            case "fast_food":
+            case "fast food":
                 holder.typeImage.setImageResource(R.drawable.fast_food_marker);
                 holder.typeText.setText(context.getResources().getString(R.string.main_fast_food_type));
                 break;
diff --git a/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/main/fragments/MainMapFragment.java b/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/main/fragments/MainMapFragment.java
index 37e9f0e..bca7062 100644
--- a/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/main/fragments/MainMapFragment.java
+++ b/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/activities/main/fragments/MainMapFragment.java
@@ -112,7 +112,7 @@ public class MainMapFragment extends Fragment implements OnMapReadyCallback {
     public void onMapReady(GoogleMap googleMap) {
         // Add markers and move the camera
         for (Restaurant restaurant : restaurants) {
-            LatLng restaurantPosition = new LatLng(restaurant.getLongitude(), restaurant.getLatitude());
+            LatLng restaurantPosition = new LatLng(restaurant.getLatitude(), restaurant.getLongitude());
 
             switch (restaurant.getType()) {
                 case "restaurant":
@@ -139,7 +139,7 @@ public class MainMapFragment extends Fragment implements OnMapReadyCallback {
                             .title(restaurant.getName())
                             .icon(BitmapDescriptorFactory.fromResource(R.drawable.pub_marker)));
                     break;
-                case "fast_food":
+                case "fast food":
                     googleMap.addMarker(new MarkerOptions()
                             .position(restaurantPosition)
                             .title(restaurant.getName())
diff --git a/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/base/BaseApplication.java b/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/base/BaseApplication.java
index 939045a..f22fe74 100644
--- a/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/base/BaseApplication.java
+++ b/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/base/BaseApplication.java
@@ -9,12 +9,19 @@ import com.franmontiel.persistentcookiejar.PersistentCookieJar;
 import com.franmontiel.persistentcookiejar.cache.SetCookieCache;
 import com.franmontiel.persistentcookiejar.persistence.SharedPrefsCookiePersistor;
 
+import java.io.IOException;
 import java.util.concurrent.TimeUnit;
 
+import androidx.annotation.NonNull;
 import gr.auth.databases.flavours.session.SessionManager;
+import okhttp3.Interceptor;
 import okhttp3.OkHttpClient;
+import okhttp3.Request;
+import okhttp3.Response;
 
 public class BaseApplication extends Application {
+    public static final String CSRF_TOKEN = "CSRF_TOKEN";
+
     private static BaseApplication baseApplication; //BaseApplication singleton
 
     //Client & SessionManager
@@ -35,7 +42,7 @@ public class BaseApplication extends Application {
         baseApplication = this; //init singleton
 
         //Shared Preferences
-        SharedPreferences sharedPrefs = getSharedPreferences(SHARED_PREFS, MODE_PRIVATE);
+        final SharedPreferences sharedPrefs = getSharedPreferences(SHARED_PREFS, MODE_PRIVATE);
 
         SharedPrefsCookiePersistor sharedPrefsCookiePersistor = new SharedPrefsCookiePersistor(getApplicationContext());
         PersistentCookieJar cookieJar = new PersistentCookieJar(new SetCookieCache(), sharedPrefsCookiePersistor);
@@ -43,11 +50,27 @@ public class BaseApplication extends Application {
                 .cookieJar(cookieJar)
                 .connectTimeout(40, TimeUnit.SECONDS)
                 .writeTimeout(40, TimeUnit.SECONDS)
-                .readTimeout(40, TimeUnit.SECONDS);
+                .readTimeout(40, TimeUnit.SECONDS)
+                .addInterceptor(new Interceptor() {
+                    @NonNull
+                    @Override
+                    public Response intercept(@NonNull Chain chain) throws IOException {
+                        final Request original = chain.request();
+
+                        String csrfToken = sharedPrefs.getString(CSRF_TOKEN, "too soon to have a token");
+                        assert csrfToken != null;
+                        final Request authorized = original.newBuilder()
+                                .addHeader("X-CSRFToken", csrfToken)
+                                .build();
+
+                        return chain.proceed(authorized);
+
+                    }
+                });
 
         client = builder.build();
 
-        sessionManager = new SessionManager(client, cookieJar, sharedPrefsCookiePersistor, sharedPrefs);
+        sessionManager = new SessionManager(client, cookieJar, sharedPrefs);
 
         DisplayMetrics displayMetrics = getApplicationContext().getResources().getDisplayMetrics();
         dpWidth = displayMetrics.widthPixels / displayMetrics.density;
diff --git a/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/session/SessionManager.java b/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/session/SessionManager.java
index 9b643e6..8107424 100644
--- a/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/session/SessionManager.java
+++ b/UI/AndroidApp/flavoursWithoutBorders/app/src/main/java/gr/auth/databases/flavours/session/SessionManager.java
@@ -1,10 +1,10 @@
 package gr.auth.databases.flavours.session;
 
 import android.content.SharedPreferences;
-import android.util.Log;
 
 import com.franmontiel.persistentcookiejar.PersistentCookieJar;
-import com.franmontiel.persistentcookiejar.persistence.SharedPrefsCookiePersistor;
+
+import org.json.JSONObject;
 
 import java.util.List;
 
@@ -15,6 +15,9 @@ import okhttp3.OkHttpClient;
 import okhttp3.Request;
 import okhttp3.RequestBody;
 import okhttp3.Response;
+import okhttp3.ResponseBody;
+
+import static gr.auth.databases.flavours.base.BaseApplication.CSRF_TOKEN;
 
 public class SessionManager {
     public enum UserType {
@@ -45,14 +48,17 @@ public class SessionManager {
     }
 
     //Generic constants
-    private static final HttpUrl loginUrl = HttpUrl.parse("http://83.212.109.171:8181/api/rest-auth/login/");
-    private static final HttpUrl signupUrl = HttpUrl.parse("http://83.212.109.171:8181/api/rest-auth/registration/");
-    private static final HttpUrl logoutUrl = HttpUrl.parse("http://83.212.109.171:8181/api/rest-auth/logout/");
+    public static final String baseServerUrl = "http://83.212.109.171:8181/";
+    public static final String loginUrl = baseServerUrl + "api/rest-auth/login/";
+    public static final String signupUrl = baseServerUrl + "api/rest-auth/registration/";
+    public static final String logoutUrl = baseServerUrl + "api/rest-auth/logout/";
+    public static final String setUserBirthday = baseServerUrl + "api/setUserBirthday/";
+    public static final String restaurantsUrl = baseServerUrl + "api/restaurant/";
 
     // Client & Cookies
     private final OkHttpClient client;
     private final PersistentCookieJar cookieJar;
-    private final SharedPrefsCookiePersistor cookiePersistor; //Used to explicitly edit cookies in cookieJar
+    //private final SharedPrefsCookiePersistor cookiePersistor;
 
     //Shared Preferences & its keys
     private final SharedPreferences sharedPrefs;
@@ -63,10 +69,8 @@ public class SessionManager {
     private static final String LOGIN_SCREEN_AS_DEFAULT = "LoginScreenAsDefault";
 
     //Constructor
-    public SessionManager(OkHttpClient client, PersistentCookieJar cookieJar,
-                          SharedPrefsCookiePersistor cookiePersistor, SharedPreferences sharedPrefs) {
+    public SessionManager(OkHttpClient client, PersistentCookieJar cookieJar, SharedPreferences sharedPrefs) {
         this.client = client;
-        this.cookiePersistor = cookiePersistor;
         this.cookieJar = cookieJar;
         this.sharedPrefs = sharedPrefs;
     }
@@ -95,13 +99,20 @@ public class SessionManager {
 
             setPersistentCookieSession(loginUrl);   //Store cookies
 
+            ResponseBody responseBody = response.body();
+            assert responseBody != null;
+            JSONObject jsonResponse = new JSONObject(responseBody.string());
+            JSONObject jsonUser = jsonResponse.getJSONObject("user");
+            int extractedUserId = jsonUser.getInt("id");
+            int extractedRole = jsonUser.getInt("role");
+
             //Edit SharedPreferences, save session's data
             SharedPreferences.Editor editor = sharedPrefs.edit();
             setLoginScreenAsDefault(false);
             editor.putBoolean(LOGGED_IN, true);
             editor.putString(USERNAME, username);
-            editor.putInt(USER_ID, 10);
-            editor.putInt(USER_TYPE, UserType.USER.getId());
+            editor.putInt(USER_ID, extractedUserId);
+            editor.putInt(USER_TYPE, extractedRole);
             editor.apply();
             return 0;
         } catch (Exception e) {
@@ -137,14 +148,37 @@ public class SessionManager {
 
             setPersistentCookieSession(signupUrl);   //Store cookies
 
+            ResponseBody responseBody = response.body();
+            assert responseBody != null;
+            JSONObject jsonResponse = new JSONObject(responseBody.string());
+            JSONObject jsonUser = jsonResponse.getJSONObject("user");
+            int extractedUserId = jsonUser.getInt("id");
+            int extractedRole = jsonUser.getInt("role");
+
             //Edit SharedPreferences, save session's data
             SharedPreferences.Editor editor = sharedPrefs.edit();
             setLoginScreenAsDefault(false);
             editor.putBoolean(LOGGED_IN, true);
             editor.putString(USERNAME, username);
-            editor.putInt(USER_ID, 10);
-            editor.putInt(USER_TYPE, UserType.USER.getId());
+            editor.putInt(USER_ID, extractedUserId);
+            editor.putInt(USER_TYPE, extractedRole);
             editor.apply();
+        } catch (Exception e) {
+            e.printStackTrace();
+            return 2;
+        }
+
+        formBody = new FormBody.Builder()
+                .add("user_age", birthday)
+                .build();
+        request = new Request.Builder()
+                .url(setUserBirthday + getUserId() + "/")
+                .put(formBody)
+                .build();
+
+        try {
+            //Makes request & handles response
+            client.newCall(request).execute();
             return 0;
         } catch (Exception e) {
             return 2;
@@ -164,13 +198,17 @@ public class SessionManager {
     }
 
     public int logout() {
+        RequestBody requestBody = RequestBody.create(null, new byte[]{});
+
         Request request = new Request.Builder()
                 .url(logoutUrl)
+                .method("POST", requestBody)
+                .header("Content-Length", "0")
                 .build();
 
         try {
             //Makes request & handles response
-            Response response = client.newCall(request).execute();
+            client.newCall(request).execute();
         } catch (Exception e) {
             return 2;
         } finally {
@@ -201,18 +239,14 @@ public class SessionManager {
         return sharedPrefs.getBoolean(LOGIN_SCREEN_AS_DEFAULT, true);
     }
 
-    private void setPersistentCookieSession(HttpUrl forUrl) {
-        List<Cookie> cookieList = cookieJar.loadForRequest(forUrl);
-        Cookie.Builder builder = new Cookie.Builder();
-        builder.name(cookieList.get(1).name())
-                .value(cookieList.get(1).value())
-                .domain(cookieList.get(1).domain())
-                .expiresAt(cookieList.get(0).expiresAt());
-        cookieList.remove(1);
-        cookieList.add(builder.build());
-        cookiePersistor.clear();
-        cookiePersistor.saveAll(cookieList);
+    private void setPersistentCookieSession(String forUrl) {
+        HttpUrl httpUrl = HttpUrl.parse(forUrl);
+        assert httpUrl != null;
+        List<Cookie> cookieList = cookieJar.loadForRequest(httpUrl);
 
+        SharedPreferences.Editor editor = sharedPrefs.edit();
+        editor.putString(CSRF_TOKEN, cookieList.get(0).value());
+        editor.apply();
     }
 
     private void clearSessionData() {
@@ -222,6 +256,7 @@ public class SessionManager {
         sharedPrefs.edit().putInt(USER_ID, -1).apply();
         sharedPrefs.edit().putInt(USER_TYPE, -1).apply();
         sharedPrefs.edit().putBoolean(LOGGED_IN, false).apply(); //User logs out
+        setLoginScreenAsDefault(true);
     }
 
     private void setLoginScreenAsDefault(boolean b) {