Want to cash in on the Web 2.0 craze but don't know how? Make a Web App has the perfect idea for you! Success 100% guaranteed!*
Refresh for another, and don't forget to check out other people's favourites in The List:
It brings atheists and seniors together through a discussion forum on books. We'll call it HardIn.
"Money Maker"

What an idea.

It's a site combining parenting and real estate. We'll call it RockKids.
Idea created by Josh Sharp, who also makes real web applications for those with sensible ideas.
* success not guaranteed.