One of the greatest features of the iPhone is that you can add some incredible apps to your phone that will make your iPhone indispensible to you. I’m amazed how many people that I meet who have only installed 1 or 2 apps and then forget how to do it.
Here are two articles that will walk you through the steps from either your computer or from your iPhone. You will need to know your iTunes password! The first one, I mentioned a few posts back, but thought it was worth mentioning along with the 2nd article on installing directly on your phone.