This is not a Dig Deep pick, as they have a minimum donation of $25 (and Dig Deep doesn't have a minimum) but I wanted to let you know:
I've discovered and became a lender at
It's an amazing way to give and keep on giving. Browse the site and I'm sure you'll find someone you'd like to loan money to, when they pay you back, your money can be offered to someone else. Pretty cool!
Dig Deep [A Charity Experiment]