As I put a ladder up against the front-porch roof one day last month, my neighbor shouted from across the street, “Painting the house?” “Nope,” I said. “Painting the gutters.” She was perplexed, ...

Q: Our aluminum rain gutters leak onto the patio and deck below them, causing stains and ugly dirty areas. I have tried to stop the leaks, but they always come back. Can you help? – Mark A: Aluminum ...