The past few years have seen a shift across organizations in the type of signage used to deliver important messages to target audiences, including customers, employees, and students. Businesses are moving away from printed signs to more dynamic, flexible, and customizable digital signs. Digital signs are often referred to as digital displays, LCD displays, and digital signage displays.

Marketing and advertising budgets are now being directed to this new electronic medium. Retail is one of the first industries to take advantage of digital signage to create richer, more interactive shopping experiences. Other industries, including financial, government, education, healthcare, and transportation, are also implementing digital signage as a tool to enhance customers' and end users' experiences, resulting in new uses of and demands on organizations' network infrastructures.