Want to make good dates great? Mediocre dates more fun? Bad dates better? Let the experts at It's Just Lunch, the dating service responsible for over 2,000,000 fun first dates, tell you how. The It's Just Lunch Guide to Dating in San Francisco provides a fresh, light-hearted approach to dating-plus it includes a Zagat-style guide to over 150 of San Francisco's best places to date.Find out the ten biggest dating blunders - Secret signals your date...