Will tea tree oil kill roaches?

— gabriela West Orange, NJ

Answered by Kirsten Flynn on November 15, 2011

What can we do about condensation on our windows during the winter?

— May Drinkwine Putnam Station, NY

Answered by Danny Kelly on November 2, 2011

What is the best way to make a deck water proof?

— Janice Stewart Goodlettsville, TN

Answered by Polly Osborne, FAIA, LEED AP on October 19, 2011