Free: Contests & Raffles.
Here is a "stupid" question for someone; why shoot in RAW, and not the other formats?
you can recover many of the highlights with a jPeg you can lighten the shadows with a jPegyou can adjust the overall exposure with a jPegyou can adjust white balance with a jPeg
Raw is a real drag when your vacationing and shoot a bunch of snap shots and want to view them on someone elses computer