diff --git a/.idea/misc.xml b/.idea/misc.xml
index dc44dda..75f1658 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -1,5 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
+  <component name="CMakeSettings">
+    <configurations>
+      <configuration PROFILE_NAME="Debug" CONFIG_NAME="Debug" />
+    </configurations>
+  </component>
   <component name="NullableNotNullManager">
     <option name="myDefaultNullable" value="android.support.annotation.Nullable" />
     <option name="myDefaultNotNull" value="android.support.annotation.NonNull" />
diff --git a/app/src/main/java/com/uam/wmi/findmytutor/activity/MapActivity.java b/app/src/main/java/com/uam/wmi/findmytutor/activity/MapActivity.java
index 5f6c6e3..1449cb1 100644
--- a/app/src/main/java/com/uam/wmi/findmytutor/activity/MapActivity.java
+++ b/app/src/main/java/com/uam/wmi/findmytutor/activity/MapActivity.java
@@ -4,6 +4,7 @@ import android.Manifest;
 import android.animation.ObjectAnimator;
 import android.animation.ValueAnimator;
 import android.annotation.SuppressLint;
+import android.app.Dialog;
 import android.location.Location;
 import android.os.Bundle;
 import android.os.Handler;
@@ -224,7 +225,7 @@ public class MapActivity extends BaseActivity
     private void showError(Throwable e) {
         String message;
 
-        Log.e("ERR",e.toString());
+        Log.e("ERR", e.toString());
 
         if (e instanceof HttpException) {
             ResponseBody responseBody = ((HttpException) e).response().errorBody();
@@ -370,7 +371,7 @@ public class MapActivity extends BaseActivity
 
     private void SaveCurrentManualLocation(PredefinedCoordViewModel resp) {
         Toast.makeText(getApplicationContext(), R.string.location_saved, Toast.LENGTH_SHORT).show();
-        PrefUtils.putCurrentManualLocation(getApplicationContext(),resp.getPredefinedCoordinateId());
+        PrefUtils.putCurrentManualLocation(getApplicationContext(), resp.getPredefinedCoordinateId());
     }
 
     private void fetchTopCoords() {
@@ -719,6 +720,30 @@ public class MapActivity extends BaseActivity
     }
 
     public void adjustMapToSearch(Integer zoom) {
-         MapUtils.setZoom(mapboxMap,zoom);
+        MapUtils.setZoom(mapboxMap, zoom);
     }
-}
+
+    public void infoDialog(View v) {
+// 1. Instantiate an <code><a href="/reference/android/app/AlertDialog.Builder.html">AlertDialog.Builder</a></code> with its constructor
+        AlertDialog.Builder builder = new AlertDialog.Builder(this);
+
+// 2. Chain together various setter methods to set the dialog characteristics
+        builder.setTitle("Info")
+                .setMessage("Na mapie wyświetlane są markery reprezentujące profesorów udostępniających w tej chwili swoją lokalizację. \n" +
+                        "\n" +
+                        "Po kliknięciu w marker możemy sprawdzić kto udostępnia lokalizację, oraz status opisowy (jeśli profesor go ustawił).\n" +
+                        "\n" +
+                        "W aplikacji dostępne są 3 rodzaje lokalizacji, które reprezentowane są przez markery różnego koloru.\n" +
+                        "\n3 typy lokalizacji:\n" +
+                        "<marker> - dokładna (udostępniana z GPS telefonu)\n" +
+                        "<marker> - przybliżona\n" +
+                        "Fioletowy- manualna (wybrana ręcznie)\n");
+
+        builder.setIcon(R.drawable.ic_info_black_24dp);
+// 3. Get the <code><a href="/reference/android/app/AlertDialog.html">AlertDialog</a></code> from <code><a href="/reference/android/app/AlertDialog.Builder.html#create()">create()</a></code>
+        AlertDialog dialog = builder.create();
+        dialog.show();
+
+        Toast.makeText(getApplicationContext(), v.getId() + "", Toast.LENGTH_SHORT).show();
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/res/drawable-hdpi/outline_info_white_18.png b/app/src/main/res/drawable-hdpi/outline_info_white_18.png
new file mode 100644
index 0000000..0f0e6e3
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diff --git a/app/src/main/res/drawable-hdpi/outline_info_white_24.png b/app/src/main/res/drawable-hdpi/outline_info_white_24.png
new file mode 100644
index 0000000..e84735d
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diff --git a/app/src/main/res/drawable-hdpi/outline_info_white_36.png b/app/src/main/res/drawable-hdpi/outline_info_white_36.png
new file mode 100644
index 0000000..51bee06
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diff --git a/app/src/main/res/drawable-hdpi/outline_info_white_48.png b/app/src/main/res/drawable-hdpi/outline_info_white_48.png
new file mode 100644
index 0000000..a726e63
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diff --git a/app/src/main/res/drawable-mdpi/outline_info_white_18.png b/app/src/main/res/drawable-mdpi/outline_info_white_18.png
new file mode 100644
index 0000000..b642d34
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diff --git a/app/src/main/res/drawable-mdpi/outline_info_white_24.png b/app/src/main/res/drawable-mdpi/outline_info_white_24.png
new file mode 100644
index 0000000..3cd3871
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diff --git a/app/src/main/res/drawable-mdpi/outline_info_white_36.png b/app/src/main/res/drawable-mdpi/outline_info_white_36.png
new file mode 100644
index 0000000..e84735d
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diff --git a/app/src/main/res/drawable-mdpi/outline_info_white_48.png b/app/src/main/res/drawable-mdpi/outline_info_white_48.png
new file mode 100644
index 0000000..dbbbea8
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diff --git a/app/src/main/res/drawable-xhdpi/outline_info_white_18.png b/app/src/main/res/drawable-xhdpi/outline_info_white_18.png
new file mode 100644
index 0000000..e84735d
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diff --git a/app/src/main/res/drawable-xhdpi/outline_info_white_24.png b/app/src/main/res/drawable-xhdpi/outline_info_white_24.png
new file mode 100644
index 0000000..dbbbea8
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diff --git a/app/src/main/res/drawable-xhdpi/outline_info_white_36.png b/app/src/main/res/drawable-xhdpi/outline_info_white_36.png
new file mode 100644
index 0000000..a726e63
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diff --git a/app/src/main/res/drawable-xhdpi/outline_info_white_48.png b/app/src/main/res/drawable-xhdpi/outline_info_white_48.png
new file mode 100644
index 0000000..9baf6dc
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diff --git a/app/src/main/res/drawable-xxhdpi/outline_info_white_18.png b/app/src/main/res/drawable-xxhdpi/outline_info_white_18.png
new file mode 100644
index 0000000..51bee06
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diff --git a/app/src/main/res/drawable-xxhdpi/outline_info_white_24.png b/app/src/main/res/drawable-xxhdpi/outline_info_white_24.png
new file mode 100644
index 0000000..a726e63
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diff --git a/app/src/main/res/drawable-xxhdpi/outline_info_white_36.png b/app/src/main/res/drawable-xxhdpi/outline_info_white_36.png
new file mode 100644
index 0000000..3c7c30c
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diff --git a/app/src/main/res/drawable-xxhdpi/outline_info_white_48.png b/app/src/main/res/drawable-xxhdpi/outline_info_white_48.png
new file mode 100644
index 0000000..192361b
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diff --git a/app/src/main/res/drawable-xxxhdpi/outline_info_white_18.png b/app/src/main/res/drawable-xxxhdpi/outline_info_white_18.png
new file mode 100644
index 0000000..a726e63
Binary files /dev/null and b/app/src/main/res/drawable-xxxhdpi/outline_info_white_18.png differ
diff --git a/app/src/main/res/drawable-xxxhdpi/outline_info_white_24.png b/app/src/main/res/drawable-xxxhdpi/outline_info_white_24.png
new file mode 100644
index 0000000..9baf6dc
Binary files /dev/null and b/app/src/main/res/drawable-xxxhdpi/outline_info_white_24.png differ
diff --git a/app/src/main/res/drawable-xxxhdpi/outline_info_white_36.png b/app/src/main/res/drawable-xxxhdpi/outline_info_white_36.png
new file mode 100644
index 0000000..192361b
Binary files /dev/null and b/app/src/main/res/drawable-xxxhdpi/outline_info_white_36.png differ
diff --git a/app/src/main/res/drawable-xxxhdpi/outline_info_white_48.png b/app/src/main/res/drawable-xxxhdpi/outline_info_white_48.png
new file mode 100644
index 0000000..d3213de
Binary files /dev/null and b/app/src/main/res/drawable-xxxhdpi/outline_info_white_48.png differ
diff --git a/app/src/main/res/drawable/ic_info_black_24dp.xml b/app/src/main/res/drawable/ic_info_black_24dp.xml
index 34b8202..d63bdac 100644
--- a/app/src/main/res/drawable/ic_info_black_24dp.xml
+++ b/app/src/main/res/drawable/ic_info_black_24dp.xml
@@ -1,9 +1,9 @@
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="24dp"
-    android:height="24dp"
-    android:viewportHeight="24.0"
-    android:viewportWidth="24.0">
-    <path
-        android:fillColor="#FF000000"
-        android:pathData="M12,2C6.48,2 2,6.48 2,12s4.48,10 10,10 10,-4.48 10,-10S17.52,2 12,2zm1,15h-2v-6h2v6zm0,-8h-2V7h2v2z" />
+android:width="24dp"
+android:height="24dp"
+android:viewportHeight="24.0"
+android:viewportWidth="24.0">
+<path
+    android:fillColor="#FF000000"
+    android:pathData="M12,2C6.48,2 2,6.48 2,12s4.48,10 10,10 10,-4.48 10,-10S17.52,2 12,2zm1,15h-2v-6h2v6zm0,-8h-2V7h2v2z" />
 </vector>
diff --git a/app/src/main/res/drawable/outline_info_24.xml b/app/src/main/res/drawable/outline_info_24.xml
new file mode 100644
index 0000000..b23561d
--- /dev/null
+++ b/app/src/main/res/drawable/outline_info_24.xml
@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:viewportWidth="24.0"
+        android:viewportHeight="24.0"
+        android:tint="?attr/colorControlNormal">
+    <path
+        android:fillColor="@android:color/white"
+        android:pathData="M11,7h2v2h-2zM11,11h2v6h-2zM12,2C6.48,2 2,6.48 2,12s4.48,10 10,10 10,-4.48 10,-10S17.52,2 12,2zM12,20c-4.41,0 -8,-3.59 -8,-8s3.59,-8 8,-8 8,3.59 8,8 -3.59,8 -8,8z"/>
+</vector>
diff --git a/app/src/main/res/layout/activity_map.xml b/app/src/main/res/layout/activity_map.xml
index bdf45f3..6b9f0e1 100644
--- a/app/src/main/res/layout/activity_map.xml
+++ b/app/src/main/res/layout/activity_map.xml
@@ -21,13 +21,24 @@
 
     </com.mapbox.mapboxsdk.maps.MapView>
 
+    <ImageButton
+        android:id="@+id/mapInfoImageButton"
+        android:onClick="infoDialog"
+        style="@android:style/Widget.Material.Light.ImageButton"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_alignParentRight="true"
+
+        mapbox:srcCompat="@drawable/outline_info_24" />
+
     <LinearLayout
+        android:id="@+id/linearLayout2"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:gravity="bottom"
         android:orientation="vertical"
         tools:layout_editor_absoluteX="0dp"
-        tools:layout_editor_absoluteY="1dp">
+        tools:layout_editor_absoluteY="0dp">
 
         <!-- Implementation of find my location button -->
 
diff --git a/app/src/main/res/values/attrs_info_button.xml b/app/src/main/res/values/attrs_info_button.xml
new file mode 100644
index 0000000..b5dfdad
--- /dev/null
+++ b/app/src/main/res/values/attrs_info_button.xml
@@ -0,0 +1,8 @@
+<resources>
+    <declare-styleable name="infoButton">
+        <attr name="exampleString" format="string" />
+        <attr name="exampleDimension" format="dimension" />
+        <attr name="exampleColor" format="color" />
+        <attr name="exampleDrawable" format="color|reference" />
+    </declare-styleable>
+</resources>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 1a1605b..e5219be 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -242,4 +242,5 @@
     <string name="lack_note">No note.</string>
     <string name="search">Search</string>
     <string name="mockup_location_string" translatable="false">mock location string</string>
+    <string name="map_info_text">Na mapie wyświetlane są markery reprezentujące profesorów udostępniających w tej chwili swoją lokalizację.</string>
 </resources>