The retail store manager has enough to do. Coaching associates, managing inventory, handling customer issues, hitting the daily number. They should not also be the local IT technician for a digital signage network that they did not specify and cannot...
Nobody sets out to run their commercial AV through five different vendors. It happens by accident, one location at a time, and by the time the operations team notices, the cost of holding it together is higher than the savings...
The systems we install today behave differently from the ones we installed five years ago. The difference is not the hardware. It is what is running underneath it, and most operators are not set up to take advantage of it....