Now that you know the secrets to painting a finished wall, there are a few other things to keep in mind for a perfect paint job in your home. Surprisingly, the biggest mistakes with painting often seem to happen because of minor oversights, such as not taking the time to pick out a good brush or rushing to paint a second coat of color on a wall. And usually, in hindsight, the reasons for the bad paint job become so obvious. So, we've rounded up nine of the most common mistakes that happen when it comes to painting and how to prevent them. Check them out in the slideshow below. And, are there other seemingly obvious steps when it comes to painting that you think are often overlooked? Let us know in the comments below!