Support Status.Net!! The largest OpenMicroBlogging service and platform. You can use UNLITWEET for it as well if you prefer, same API but Status.Net's API is more advance & have more features than Twitter's.
Or better yet, why don't you launch your own Twitter? You can learn more by visiting
http://status.netFamiliar with XMPP/Jabber? OMB (OpenMicroBlogging) platforms like Status.Net is similar. Any user using any OMB-platform can follow, @-reply, subscribe to "groups" on any OMB-powered networks/sites!
Example: My own personal Status.Net is at jcjohnsesecuneta.status.net. I can subscribe, @-reply, and join groups located on the networks of
http://identi.ca http://brainbird.net http://MOZILLAca.com http://twinoy.com etc.
Yes, Mozilla is using and have their own Status.Net network. Motorolla too, CreativeCommons as well, and many more top brands. You're a top brand right? Then you should be using status.net, heck, launch your own Status.Net community!!
Disclaimer: I support OpenMicroBlogging and anything "Open" (platform) like XMPP/Jabber. It is volunteer work, I don't get anything from them (for now at least).