Before using the tennis ball, think I'd shoot a little graphite in there. Also heard you can call with your cell to someone who has the lock/unlock part of your entry system, they hold it up to cell phone while you direct your cell phone at door lock, he presses unlock, door unlocks. I know it works at 50 ft, not sure of other distances.
Big screens for the big game
Still looking for the best TV deals ahead of Sunday's game? Here are our top three big screen picks.