diff --git a/aman/sys/RecedingHorizonControl.py b/aman/sys/RecedingHorizonControl.py
index e4b3508..2b406ef 100644
--- a/aman/sys/RecedingHorizonControl.py
+++ b/aman/sys/RecedingHorizonControl.py
@@ -100,6 +100,7 @@ class RecedingHorizonControl:
         earliestArrivalTime = None
 
         # check the overlapping windows
+        # TODO use this commented for loop after developing to use the correct windows
         #for i in range(self.FreezedIndex + 1, min(len(self.Windows), self.FreezedIndex + 1 + self.Configuration.WindowOverlap)):
         for i in range(0, len(self.Windows)):
             if None == earliestArrivalTime:
diff --git a/aman/sys/aco/Colony.py b/aman/sys/aco/Colony.py
index cd5088c..4a64052 100644
--- a/aman/sys/aco/Colony.py
+++ b/aman/sys/aco/Colony.py
@@ -29,8 +29,10 @@ class Colony:
 
         # assume that the inbounds are sorted in FCFS order
         print('FCFS-Sequence:')
+        # TODO remove this after testing and optimization
         tmp = datetime.now().replace(tzinfo = pytz.UTC) + timedelta(seconds = 50 * len(inbounds))
         for inbound in inbounds:
+            # TODO remove this after testing and optimization
             for runway in inbound.ArrivalCandidates:
                 inbound.ArrivalCandidates[runway].InitialArrivalTime = tmp
                 inbound.ArrivalCandidates[runway].EarliestArrivalTime = tmp