Shoes.com has a monthly essay contest for $100 gift certificate.

Shoes.com Editor at Large - Shoes.com Essay Contest

This months topic:
Your next assignment, should you choose to accept, is to write about the craziest, most heinous shoe trend that you have ever taken part in wearing. Knee-high white patent leather go-go boots? 10 inch platform wedges? We’ll be laughing with you! Your essay submission must be 200 words or less and should be sent to shoes.com’s editorial board using the email link below. The winner will be chosen by July 31, 2008.