PAinting and decorating page.
Grab the painter that is near you. You can have a great local painter highly skilled for a competitive price Preparation is key, literary. With out good preparation all your hard work can be for nothing. In fact it can make things worse by requiring extensive works to remove all that you have done. I have experienced this over the years and unfortunately I made it policy in the end to not touch someone else's faults, or incomplete works. I know this isn't the nicest thing to do, but it just made it impossible to offer a warranty as the unknown has cost me thousands in warranty claims.
A trick of the trade to increase the grit level of your paper is to sand the paper on itself. This way you can change a 80grit paper into a 120grit.