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- Human beings are used to convey information through running.
- Trained dogs and pigeons are used by attaching messages to the legs or necks:
- Flutes and whistles are used especially by referees during match officiating.
- Recording: The information in recorded form is passed down to the concerned.
- Writing: The ancient writing which is the Greek, Hebrew or Arabic were written with hand on scroll and kept at strategic Places.
- Town Criers: He goes round the town, shouting the information repeatedly.
- Gong beating
- Discussion: This involves the information and the group of people Involve.
- Bush burning: Solaces Coming out of this signals the inferring danger thereby giving information.