Post Offices on a map will trade Mail [[File:icon mail.png|16px]] between them, for each piece of Mail [[File:icon mail.png|16px]] delivered, 2 Money Tokens [[File:token money.png|16px]] will be given. Moreover, mail delivery contributes to town growth. Post Offices only appear in [[Ages#EraII|Era II]], the Steam Era. During the transition between [[Ages#EraI|Era I]] and [[Ages#EraII|Era II]], several post offices will apear in towns accross the map.