Taping drywall is almost an art form. It takes practice and a lot of patience. A good taper can hide any mistakes that were made in hanging the drywall. To finish drywall, you must tack into place corner bead to all corners. Then, apply joint compound to all seams, nail and screw holes and corners. When joint compound dries – it shrinks. Therefore, 3 coats of compound will be needed with sanding in between coats. For complete, step-by-step instructions for this DIY project, watch this friendly and straightforward video tutorial.