By Harold Goldberg
Updated June 16, 1995 at 04:00 AM EDT

Aspiring Bob Vilas should latch on to Hometime for its step-by-step how-to videos. It features a smiling couple, but has few categories and an inadequate search function — and it may scare you off by bandying about unexplained words like joists. (Of course, if you decide to do it yourself, keep your computer away from your workbench.) B-