Something seems to be wrong with city upkeep messages. It is really spammy.
2013-05-28
(15:55) [Org Msg] Your city upkeep payment of 112500000 credits is due in 48 hour(s). Please make sure the full upkeep amount is available in the organization bank or you will lose your city.
(16:29) [Org Msg] Your city upkeep payment of 112500000 credits is due in 48 hour(s). Please make sure the full upkeep amount is available in the organization bank or you will lose your city.
(16:33) [Org Msg] Your city upkeep payment of 112500000 credits is due in 48 hour(s). Please make sure the full upkeep amount is available in the organization bank or you will lose your city.
(16:34) [Org Msg] Your city upkeep payment of 112500000 credits is due in 48 hour(s). Please make sure the full upkeep amount is available in the organization bank or you will lose your city.
(16:37) [Org Msg] Your city upkeep payment of 112500000 credits is due in 48 hour(s). Please make sure the full upkeep amount is available in the organization bank or you will lose your city.
Note time stamps.
(17:52) [Org Msg] Your city upkeep..
(17:55) [Org Msg] Your city upkeep..
(18:24) [Org Msg] Your city upkeep..
2013-05-29
(18:31) [Org Msg] Your city upkeep payment of 112500000 credits is due in 4 hour(s). Please make sure the full upkeep amount is available in the organization bank or you will lose your city.