I have several different kinds of credit cards, but many of their features are lacking compared to my Discover Card.  Discover Card sends me an email letting me know when my statement has been sent and as soon as I receive it, I can go to their home page and set up my payment.  What makes this different from some of my other cards is the fact that it can be set up to be paid in the future, not just for the current day that I am on the site.  This has kept me from ever being late with a payment.  It also keeps the same day of the month for your payment to be due, whereas another of my cards...