Remove the furniture from the room. Place it outside of the room where you will re-stretch the carpet.
Use the knee kicker to correct bubbles close to the edges around a room. Place the knee kicker on the carpet close to the wall and stretch the carpet. Make sure it attaches to the tack strip beneath the carpet.
Cut the excess carpet around the stretched carpet with a utility knife. Tuck the carpet edge under the baseboard.
Replace the furniture.
Remove the furniture from the room. Place it outside of the room where you will re-stretch the carpet.
Place one end of the power stretcher against a wall. Pull the other end to toward the opposite wall.
Stretch the carpet with the power stretcher. Move the stretched in a fan pattern, working left and then right across the room.
Make sure the carpet attaches to the tack strips. Use the knee kicker if needed to ensure the carpet attaches to the tack strips. Cut the excess carpet around the stretched carpet with a utility knife. Tuck the carpet edge under the baseboard.
Replace the furniture.