Repairing damage to floors
Before starting this repair, you need to realize you can't make floors look any worse than they are. Just about anything you do will be an improvement.
1. Starting from scratch
The first thing to do is to sand the damaged areas. If there are deep scratches, you'll have to use coarser sandpaper to start the process. Use this coarse sandpaper only in the area of the deep scratches. You...