Stuff I Found and Like Around the Web from Judy's Book
Create a free mobile site.
Create a flyer with your QR code on it pointing to your mobile site.
Customers can check in and leave you reviews quickly/easily from your mobile site.

A really good article about what WolframAlpha does.
Google's tech demo competition.

These are notes to help me remember sites that I liked but didn't have time to get into at work, but figured I'd share them with you. Enjoy!

Update a few hours after posting: ...the SocialCam app is coming. I can't wait.