I once saw union carpenters cutting perfect pieces of drywall with only a tape measure and a utility knife. How do I do that?—Jarett R., Oakland, California First thing you should do is watch the ...

Fixing larger holes in drywall or cracks in plaster is trickier than repairing small patches. Here are some how-tos: For a big drywall hole, about 8 inches or more, your patch needs backing. Drywall ...

Q Am I right that when sections of plaster break away from the lath, an accepted repair technique is to roughly fill in those gaps with drywall and then drywall over the whole wall or ceiling? — M.H., ...

Q. I am converting my garage into a playroom. I watched videos on how to hang drywall, but I want to avoid mistakes. What common problems arise when hanging drywall for the first time?— Brad S. A.

Drywall can easily get damaged in a bathroom due to water splashes and high humidity. To repair a water-damaged wall near a shower, use a drywall patch.