Michael_S wrote:What is AAoA?
AAoA means average age of accounts; for example, if you have a total of two cards, one owned for a year and one owned for two years, your AAoA would be one and a half years. Credit card companies like seeing a lengthy credit history with multiple cards, so it's really in your benefit to keep them around as long as you can manage. For further reading on the benefits of keeping around your old cards, check out this post
by the CreditCardGuru to find out why keeping your unused cards open actually helps your credit score.