Communities and tools to track and review the books you read, see what your “friends” are reading, get recommendations on what to read next.

A list of apps to help you manage your rental properties.

Use these sites to see what other people are getting paid.

You probably won’t get rich, but these sites all provide legitimate opportunities to make a little money working online.

Now that Ning.com is no longer free here are a few alternatives which *are* still free.