If you own an older home like I do, the walls maybe have seen better days, especially if the walls are in high traffic areas, it doesn't take long to get gouges, nicks and dents. If you are pretty good with drywall compound or filler, you could simply put a skim coat over the wall, give it a sand and paint as normal. But many times the walls are beyond that and what if you rent? I find landlords do a disappearing act when you need something done that is not an emergency! Below are ideas I…