the way it was explained was that since it is a divorce decree and they had to come to an agreement, what ever extra money he sends through AG is almost like a credit for him. So if he deposits at least 3-4 months worth of c.s, and he happens to loose his job for some reason he still has enough money in there to cover the times he is unable to pay. Yes someone told me the other is just a gift if it is sent through the mail.She has never taken him back in 13 years for an increase in child support so we dont know waht to expect.