Andrew subscribes to Popular Photography magazine, and was annoyed to receive an instructional DVD in the mail. Not because he’s a pro photographer and already knows his way around a DSLR, but because he didn’t order it. “I was just going to throw it out,” he writes. “thankfully I didn’t.” Why is that? Andrew frets that they would have charged him for it if he just tossed it out. But they can’t. [More]