Turn off the power in your work area from your circuit breaker.
Remove cover plates, baseboards and trim around windows and doors with a screwdriver, pry bar and putty knife.
Knock on the drywall with your fist. If you hear a hollow sound, it is safe to hammer into the area. If you hear a thud, pipes or other structures may be behind the drywall.
Hammer a series of holes into the drywall.
Grab the holes and pull toward you to peel the drywall away.