A: Touching up an existing painted surface can be challenging - professional painters wrestle with this constantly. Ideally, use paint from the same can that was used originally, but reduce it about 10% to 15% with the reducer recommended on the can. If you are touching up walls on which the paint was applied with [...]

A: Primer is an undercoat that you paint onto the wall before painting it with color. It seals the surface so the paint adheres to the surface instead of soaking into the wall. If you’re painting drywall that’s never been painted before, prime it first. If you have touched up a lot of cracks and [...]