Hope140 – twitter’s official site to help the Haiti cause
-Want to help Haiti victims but don’t know how? Visit Hope140
-Find twitter accounts and sites where you can make direct donations
-Twitter Top-10 for non-profit users who want to help Haiti
TweetsForACause – 140 is all it takes to make a difference in someone’s life
-Help charities by supporting them and tweeting the cause
-New charities mentioned on the first Tuesday of every month
TwitCause – twitter for charities
-Support causes and charities on twitter
-Retweet and help spread news about new causes
-Vote and decide the next cause to support
Twonate – give to charities and fundraisers via twitter
* Donate to charities through twitter
* Send an @reply to twonate with the code of the charity you wish to donate to and the amount