o1. Give your cell phone number to your Friends list.
o2. Don't answer any calls that you don't recognize, allowing your Friends to leave you messages.
o3. If your Friends list is game, they will leave hilarious messages, jokes, songs and riddles in your voice mail, and some will make you guess who they are by giving hints. The secret is to NOT ANSWER THE PHONE unless you recognize the number.
I'm bored and my mom is the only one who ever calls me so. Yeah.