1. Commercial Outdoor Lights Unless you have a few suites on the twentieth floor of an office building, it is likely that you either have had or will have to think about installing or replacing your outdoor commercial lights . There are many reasons to install lighting on the exterior of your business, and the each of the myriad of uses requires a different type of lighting. Finding the correct commercial outdoor lights for your needs can be a Herculean feat, but by looking carefully at your project, and consulting with an expert if necessary, you can significantly narrow down your choices, and possibly save money along the way.