How do I protect the outdoor elements of my air conditioner?

— corrie neal Knoxville, TN

Answered by Michael Holcomb on June 17, 2011

Can someone tell me more about a product called DragonBoard? Should I use it?

— Frank O'Reilly San Francisco, CA

Answered by Rick Goyette on June 14, 2011

What should I ask potential builders to make sure they are green?

— Nina Blackwood Arrington, TN

Answered by Randy Potter on June 2, 2011