Money transfer will be the No. 1 consumer application in year 2012, according to Nov. 18 report from consultant Gartner. The app is expected to have more revenue potential than mobile search and browsing, mobile health monitoring and mobile music. In fact, mobile transfers are expected to be an even bigger business than various types of mobile payments, such as using cell phones to pay for produce at grocery stores.

http://www.businessweek.com/thethread/techbeat/archives/2009/11/moneytransfer.html