Gary tackles home improvement questions from listeners. He shares advice on cleaning a 30-year-old toilet, recommending Barkeeper's Friend for tough stains and Jaws cream cleanser for stubborn marks. Gary also discusses home foundation issues, suggesting peering as a solution for a sinking cabin in Minnesota. Additionally, he talks to a homeowner about potential health issues related to foam insulation and offers tips on installing stick-on tile, recommending a more durable option like LVT flooring.