Individuals directing traffic with flags.

Workers at construction sites signaling vehicles.

Participants in sporting events waving team flags.

Signalers for air or sea navigation purposes.

People marking trails or routes during events.

Waving a flag to signal or attract attention.

Indicating direction or warning with a flag.

Coordinating activities through flag signals in events.

Marking boundaries using flags for visibility purposes.

Communicating messages in sports via flags during games.