Coupons are special rewards that can be earned by participating in various events, competitions, or purchased with Megabucks in temporary promotions or in the game bank. They are designed to enhance the gaming experience and provide various benefits. 

Types of Coupons and Their Usage

Container or Crate Fill Coupon

You can use this coupon to fill one airplane container or train crate for free. Click on the container at the Airport or the crate at the Station and select "Use" to activate the coupon.

 Airplane Upgrade Coupon

You can use this coupon to upgrade any airplane at the Airport. Click on the icon with the number to the right of the last crate and choose which parameter you want to improve: reduce travel time or increase experience. Note that the travel time parameter can only be improved once the airplane reaches level 2.

Warehouse Expansion Coupon

You can use this coupon to upgrade your warehouse for free. Click on the warehouse and increase its capacity using the coupon.

Factory Upgrade Coupon

You can use this coupon to upgrade any factory for free. Go to the factory you are interested in, click on the icon with the number (factory level) and choose the parameter to upgrade. Note that an additional shelf for finished goods can be obtained at levels 4 and 9.

Territory Expansion Coupon

You can use this coupon to expand your territory for free. Click on the plot of land you want to unlock and use the coupon. Make sure you have reached the required infrastructure level before using it.

Factory Route Upgrade Coupon

You can use this coupon to upgrade any route for trucks at the Cargo Terminal. In the flight preparation window, click on the icon with the number (factory level) above the factory you are interested in and choose the parameter to upgrade. Note that the time parameter can only be improved once the factory reaches level 2.

Merchant Hiring Coupon

To activate this coupon, go to the city market and click on the merchant.

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