public static void ExecuteMethod_RemoveAccountToBeMergedFromAllGroups(TBRAccountRoot accountToBeMerged, TBAccountCollaborationGroup[] groupAccessToBeMerged)
 {
     var accountID = accountToBeMerged.ID;
     var groupIDs = groupAccessToBeMerged.Select(colGrp => colGrp.GroupID).ToArray();
     foreach (var groupID in groupIDs)
     {
         RemoveMemberFromGroup.Execute(new RemoveMemberFromGroupParameters
         {
             AccountID = accountID,
             GroupID = groupID
         });
     }
 }