Tweet Crunch

twitpay is a new site that just went live a short while ago. The service will allow you to send money to your Twitter pals via the gift of the tweet, here’s how it got started;
TwitPay was created during Atlanta Startup Weekend, an experiment in entrepreneurship designed to [...]

Tipit a service that lets users send money to website owners for their content have integrated Twitter into their site allowing users to tweet tips.
After you have linked your Twitter account to Tipit you can make it send you tweets when you get tipped and send tweets out in your name whenever you tip someone.

You [...]