Before I get rolling, I want to clear up one thing: Bondo is a brand name, though it's commonly used as a general description referring to any and/or all body fillers-kinda like Kleenex is to tissues.

So you did your homework, shopped around, and decided on a fiberglass body for your next project. Cool. But you dont want your car to wind up looking like a dune buggy or a boat hull, right? You want ...