If you haven’t upgraded to Lion or iCloud for whatever reason, there is a way to go about, you need to upgrade to Snow Leopard and then install Mac OS X Lion.
If you are one of Mac OS users in the situation we have some good news for you, Apple is giving away Free Snow Leopard DVD to potential iCloud customers.
Apple recommends that potential customers get int ouch with Apple to receive a FREE Snow Leopard DVD so that users can upgrade to Lion and make use of iCloud.
All you have to do is click on this link, log in to your MobileMe account and fill in your mailing information. Apple will send you a Snow Leopard DVD for Free. This initiative by Apple is supposedly to get all MobileMe users migrated to the iCloud before it shuts down MobileMe service completely by June 30th 2012.