The title Postie is no longer obtainable after an update, but can still be activated if owned.

The Postie title is unlocked by opening the lost property (weighty) from the Parcels from the Hedge event.

Translations

This title changes according to the language of the server on which RuneScape is played, as shown below:

Language	Title
German	Postbote / Postbotin [Name]
French	[Name] le postier / la postière
Portuguese	[Name] Carteiro / Carteira

v • d • e Parcels from the Hedge
Postie Pete  Postie Pete's letter  Postage stamps  Fan mail Postie Pete's Post Office
Parcels	Small  Medium  Large  Huge
Lost property	Light  Heavy  Bulky  Weighty
Rewards	Rings  Ring of fan mail  Ring of small parcel  Ring of medium parcel  Ring of large parcel  Ring of huge parcel  Ring of the Blighted  Ring of the Wretched  Ring of the Doomed  Ring of the Infested  Ring of the Tainted  Ring of the Disgraced  Ring of the Corrupted  Ring of the Defiled Lost property  Small bag of components  Large bag of components  Aura refresh  Life refresh  'Postie' title scroll (Title) Miscellaneous  Postie Pete's hat  Parcel Pete's hat  Parcel Pete