Dear Tonya: It actually is surprising that you are just starting to notice some leaks from a 25-year-old garage roof. Garage roofs often deteriorate faster because builders don’t always install ...

Q: I have a small house, and it needs a new roof. I can’t afford to hire a roofer. My house has shingles on it, and I can walk on the roof with little difficulty. I’ve never installed roof shingles.

Melvin Rice of Baltimore asks whether it’s better to remove or to side over the asbestos shingle siding on his house when vinyl siding is installed. Half of the contractors he’s talked with recommend ...