diff --git a/myTodoist.py b/myTodoist.py
index e1fa57a..e67ccc0 100644
--- a/myTodoist.py
+++ b/myTodoist.py
@@ -25,14 +25,13 @@ def fromisoformat(datestr):
     else:
         return None
 
-##@class TodoProject
+##
+# @class TodoProject
 # @brief functions to load a single or all projects and has methods to check the state of the project
 class TodoProject:
-    ''' Common class for api calls'''
-
-##@brief constructor of class
-# tries to load api-token from apikey-file.
-# @param project String with project name or integer with project_id
+    ##@brief constructor of class
+    # tries to load api-token from apikey-file.
+    # @param project String with project name or integer with project_id
     def __init__(self,project=None):
         fh_api = open("apikey","r")
         self.apikey = fh_api.read()
@@ -49,20 +48,26 @@ class TodoProject:
             self.project == None
         self.items = TodoItemList(None,self.api)
 
-##@brief synchronize data from Todoist with the api object.
-# @return response of server
+    ##@brief synchronize data from Todoist with the api object.
+    # @return response of server
     def sync(self):
         return self.api.sync()
 
+    ##@brief verify if there are atleast three tasks scheduled for today.
+    # @param tasklimit Number of tasks required. if not met notification will be given.
     def checktaskstoday(self,tasklimit):
         numOfItems = len(self.items.itemsForDay()) 
         if numOfItems < tasklimit:
             self.sendnotification("TASKS","Not enough Tasks Scheduled for today!\n" + "Only " + str(numOfItems) + " of " + str(tasklimit) + " tasks set!" )
 
-    def checkTasksWithoutNotes(self,date=date.today()):
+    ##@brief verify if all tasks that are closed also have notes attached.
+    # A notification is send by this function if there are tasks that do not meet this condition.
+    # @sa TodoProject::openTasksWithoutNotes
+    def checkTasksWithoutNotes(self):
         if len(self.items.itemsClosedWithoutNotes())>0:
             self.sendnotification("TASKS","There are tasks without a log.")
     
+    ##@brief verify if all tasks that are closed also have notes attached.
     def checkTasksOverDue(self):
         _overdueItems = len(self.items.itemsOverDue())
         if _overdueItems==1:
@@ -70,6 +75,8 @@ class TodoProject:
         elif _overdueItems>1:
             self.sendnotification("TASKS","There are " + str(_overdueItems) + " tasks over due!")
 
+    ##@brief reopen all tasks that are closed but do not have notes attached.
+    # @sa TodoProject::checkTasksWithoutNotes
     def openTasksWithoutNotes(self):
         for item in self.items.itemsClosedWithoutNotes():
             item_handle = item.api.items.get_by_id(item.id)
@@ -77,6 +84,10 @@ class TodoProject:
         self.api.commit()
 
     
+    ##@brief Show a notification on Linux desktop
+    # Uses Gio-2.0 package to make a notification
+    # @param title string with title of the notification
+    # @param body string with the body text of the notification
     def sendnotification(self,title,body):
         Application = Gio.Application.new("todoist.tasks", Gio.ApplicationFlags.FLAGS_NONE)
         Application.register()