Q: It’x x x s time to hang and finish some drywall in a small room. This room has a pipe chase in it, which means I have to finish an outside corner. I know how to do inside corners with tape, but ...

While there is no such thing as a perfect building material, drywall comes pretty close. For one thing, it's dirt cheap, costing about $7 for a 1/2-in.-thick 4 x 8 panel. It's also DIY friendly--about ...