diff --git a/app/src/main/java/schmitt_florian/schoolplanner/activities/CreditsFragment.java b/app/src/main/java/schmitt_florian/schoolplanner/activities/CreditsFragment.java
index 7649001..2b65ebc 100644
--- a/app/src/main/java/schmitt_florian/schoolplanner/activities/CreditsFragment.java
+++ b/app/src/main/java/schmitt_florian/schoolplanner/activities/CreditsFragment.java
@@ -8,7 +8,6 @@
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
-import android.widget.LinearLayout;
 
 import schmitt_florian.schoolplanner.R;
 
@@ -107,10 +106,10 @@ private void onEmailClick() {
      * @param subject the subject of the email
      */
     private void sendEmail(String subject) {
-        Intent emailIntent = new Intent(Intent.ACTION_SEND, Uri.parse("mailto:" + getString(R.string.project_email)));
+        Intent emailIntent = new Intent(Intent.ACTION_SEND, Uri.parse("mailto:" + getString(R.string.app_email)));
         emailIntent.putExtra(Intent.EXTRA_SUBJECT, subject);
 
-        startActivity(Intent.createChooser(emailIntent, getString(R.string.choose_email_service)));
+        startActivity(Intent.createChooser(emailIntent, getString(R.string.string_choose_email_service)));
     }
     //endregion
 }
diff --git a/app/src/main/res/values-de/strings.xml b/app/src/main/res/values-de/strings.xml
index 8ea47a8..715a342 100644
--- a/app/src/main/res/values-de/strings.xml
+++ b/app/src/main/res/values-de/strings.xml
@@ -16,4 +16,8 @@
     <string name="string_day_tuesday">Dienstag</string>
     <string name="string_day_wednesday">Mittwoch</string>
     <string name="string_error">Fehler</string>
+    <string name="string_choose_email_service">Wähle E-Mail Dienst</string>
+    <string name="string_done">Fertig</string>
+    <string name="string_todo">ToDo</string>
+    <string name="string_grades">Noten</string>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index e5d0b30..b82875d 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -1,23 +1,23 @@
 <resources>
     <string name="app_name">School Planner</string>
+    <string name="app_email" translatable="false">projectschoolplanner17@gmail.com</string>
 
     //Navigation Drawer
-
     <string name="string_homepage">Home</string>
     <string name="string_schedule">Schedule</string>
     <string name="string_subjects">Subjects</string>
     <string name="string_homework">Homework</string>
     <string name="string_exams">Exams</string>
+    <string name="string_grades">Grades</string>
     <string name="string_credits">Credits</string>
     <string name="string_settings">Settings</string>
 
+    <string name="navigation_drawer_open" translatable="false">Open navigation drawer</string>
+    <string name="navigation_drawer_close" translatable="false">Close navigation drawer</string>
+
     //Credits
     <string name="string_credits.developedBy">This Application was developed by:\n Natascha Becker\nDarius Wolkewitz\nKevin Schevaljé\nJan-Nicklas Watz\nMarlon Drolsbach</string>
 
-    //Grades
-    <string name="string_grades.subject">Subject</string>
-    <string name="string_grades.grades">Grades</string>
-
     //Days
     <string name="string_day_monday">Monday</string>
     <string name="string_day_tuesday">Tuesday</string>
@@ -28,15 +28,9 @@
     <string name="string_day_sunday">Sunday</string>
 
     //Other
-    <string name="navigation_drawer_open" translatable="false">Open navigation drawer</string>
-    <string name="navigation_drawer_close" translatable="false">Close navigation drawer</string>
     <string name="string_error">Error</string>
-    <string name="project_email" translatable="false">projectschoolplanner17@gmail.com</string>
-    <string name="choose_email_service">Choose Email Service</string>
-
-    <!-- TODO: Remove or change this placeholder text -->
-    <string name="hello_blank_fragment">Hello blank fragment</string>
-    <string name="string_todo">To Do</string>
+    <string name="string_choose_email_service">Choose Email Service</string>
+    <string name="string_todo">ToDo</string>
     <string name="string_done">Done</string>
 
 </resources>