Put your hand on the ball and bend down so it looks like you squatting.
Scout the defense and look at there formation.
Have a tight grip comfortably on the ball so you don't fumble the snap.
Keep your head down until the quarterback says "hike" or "go"
Snap the ball when the quarterback says "hike" or "go"
Block for your quarterback and runningback so they don't get tackled for a loss.