The other day the publishing company that published my book sent me an offer from their marketing department to have a "professionally produced" video book trailer made to promote my book. For the standard price of $1,249.00 USD, this included up to 10 still images, text on the screen and music and 30 seconds in length. If I chose their "Premium" service I would get a 60 second video, with up to 20 still images, and both on screen text and a narrator, for the price of $2,299.00 USD.
I thought to myself, "How many books would I need to sell to recoup the cost through royalties?" (No way that is going to happen!) So, I made my own trailer:
EDIT: August 21, 2010 Here is a revised version as suggested by Tim later in the thread: