1. Wayfinding: Signage helps passengers navigate through the terminal, directing them to check-in counters, security checkpoints, gates, baggage claim areas, and other facilities within the terminal.
2. Information: Signage provides important information to passengers, such as flight schedules, gate changes, boarding announcements, and emergency procedures.
3. Safety: Signage plays a crucial role in ensuring the safety of passengers and staff by providing instructions on emergency exits, evacuation routes, and other safety procedures.
4. Branding: Signage can also be used to promote the airport's brand and create a welcoming and professional atmosphere for passengers.
5. Advertising: Signage can be used for advertising purposes, promoting services, shops, restaurants, and other amenities available at the terminal.
6. Regulatory compliance: Signage helps airports comply with regulations and standards set by aviation authorities, such as displaying security and safety information required by law.