Whether you bought a ticket yourself or got some as a stocking stuffer, could that $1.15 billion Mega Millions jackpot have your name on it? The odds may be against you − like 1 in 302.6 million − but that doesn't mean you can't prepare.

Friday’s Mega Millions drawing is worth an estimated $1.15 billion, evoking headlines and likely luring more people to convenience stores with dreams of private spacewalks above the earth.