Gary discusses plumbing issues with a caller who's experiencing leaks in their outdoor sprinkler system, and offers advice on how to fix the problem. He also talks to another caller about removing a stubborn oil stain from a concrete pad, and shares tips on how to clean and prepare the surface for repainting. Additionally, Gary chats with a listener about adjusting a garage door opener to prevent it from banging into the concrete.See omnystudio.com/listener for privacy information.