Sign or signage is any kind of visual
graphics created to display information to a particular
audience. This is typically manifested in the form
of wayfinding information in places such as streets
or inside/outside of buildings.
The main purpose of signage is communication, to
convey information such that its receiver can make
cognitive decisions based on the information provided.
In general, signage can be classified into the following
(a)Information: signs giving information about services
and facilities, e.g., maps, directories, instructions
for use, etc.
(b)Direction: signs leading to services, facilities,
functional spaces and key areas, e.g., sign posts,
directional arrows, etc.
(c)Identification: signs indicating services and
facilities, e.g., room names & numbers, toilet
signs, number of floors, etc.
(d)Safety and Regulatory: signs giving warning or
safety instructions, e.g., warning signs, traffic
signs, exit signs, rules & regulations, etc.