The ease of use in setting up the displays, along with the ability to change content without needing someone at the computer. There are many display brands available that have different price points, so it's important to check out all options prior to purchasing your first set of displays. Also, there were some issues with the software when we had a power outage, which caused the system to crash. We've been able to solve this problem by using 2 servers instead of 1. That solved our problem, but