When fitting a sign many factors must be taken into account such as positioning, size and aesthetics. Size being very important as it may take more than one person to fit it if it is large due to safety reasons.

In this instance a sign is a visual piece of information, where by it has been produce purposely to catch your eye and inform at the same time. Sometimes the purpose of a sign is to warn.

Neon signs have long been popular to sell beer in pubs and advertise casinos and hotels.