Another way of generating Money Tokens [[File:token money.png|16px|link=Token]] in the game is to deliver Mail [[File:icon mail.png|16px|link=Material]] between [[Post Office|'''Post Offices''']]. These buildings appear in the Steam Era and they show up in all towns on the map. Mail [[File:icon mail.png|16px|link=Material]] works in a similar manner to passengers [[File:icon passengers.png|16px|link=Material]], including [[Passenger Destination|'''Passenger Destination''']]. Delivering mail [[File:icon mail.png|16px|link=Material]] also contributes to the [[Town#Town Growth and Town Stats|'''town growth''']].