MA garage door installation contractor wallpaper. Once youíve narrowed down potential contractors, you should check out how he or she conducts their business. For starters, you may contact the local Better Business Bureau to see if any former clients. Basically most people including contractors are fair and honest. They want to perform a service for you and get paid so they can provide for their family just as you need to provide for yours. The next thing that you need to do is get some references. Get at least 5 references from each of the contractors that you are considering hiring. Then make the calls and see what these clients have to say. Ask specific questions as well as what they liked and did not like about the contractor. Some people donít like saying bad things about people, so you may need to phrase things a little different. For example, ask what they would have changed about the contractor if they could have. This will usually get a pretty good response. These answers are going to help you to choose the contractor that is right for youíre and your home improvement project.