Dear James: I just moved into an older house, and a lot of the drywall tape is coming loose and needs retaping. Why did it come loose, and how should I replace it? -- Randall N. Dear Randall: It is ...

Question: I am ready to put up drywall in an at-home office for my business. I have put up drywall before to divide one large bedroom into two, but the joints look bad. This room must look better ...