If you post on the Xoxide forums, you get store points for each post. Those points can be traded in for X Points. 25 X Points for a 25 dollar gift certificate and 45 X Points for a 50 dollar Gift certificate. just go to www.Xoxideforums DOT com and register. It does seem to take a lot of posts though... www.xoxiderewards DOT com also has some information.
-A
-A