Though Chamberlain^TM products have a longstanding reputation for ease of installation, many installation scenarios require the experience and expertise of a LiftMaster^TM installing professional. There are added benefits, too, in using an expert. When you have questions regarding your system, you can ask your LiftMaster^TM professional directly. If you require maintenance or a system upgrade, a pro can offer advice and suggestions first-hand. What’s more, a LiftMaster^TM pro stands behind his work and can help fulfill all the guarantees that the products carry.