@danielmcclure on Twitter: "http://bit.ly/brGlQA - RT @dhollings: The Obama iPhone app was a brilliant example of mobile marketing, tapping into users' addresses."

Last Updated: March 19, 2010

http://bit.ly/brGlQA – RT @dhollings: The Obama iPhone app was a brilliant example of mobile marketing, tapping into users’ addresses.

https://twitter.com/danielmcclure/status/10706791766