I have had a DiscoverCard for almost 10 years with the same due date for that entire time, always due on the 21st of each month. I received my June 2009 statement and didn’t bother opening it until June 18 to pay my bill online. Imagine my surprise when I opened the envelope and I found they had changed my due date to June 12, so it was already past due! I immediately called DiscoverCard to let them know I had not been informed of this and was told the notice was sent out 6 months ago regarding due date changes. She agreed to... read full review »