At the Duty Free Store, purchase a box of candy with alcohol. Exit the shop and use the candy by clicking on it. Your character will eat it and the cursor will wave all over the place, making it slightly tougher to click on things. This usually lasts one or two minutes in real time.
Go to the Airport Manager's Office at around17:45 game time and bid for the Branch Offices available. Stay in the office until the end of the day. When you return to your office the following day, you will find that your bids for the Branch Offices were successful. Repeat this and you will eventually have all the Branch Offices available to you. This prevents your competitors from buying the rights. When you have all of the branch offices in your file, you will never have to fly empty from an airport in order to collect passengers/cargo from another.
Activate the following cheats by performing the corresponding tasks. Note: a sound will confirm correct code entry:
CHEAT FUNCTION - CHEAT CODE Extra $10,000 - donaldtrump Notebook - thinkpad Level select - atmissall More people - crowd Expand airport - expander Better reputation - famous All helpers active - mentat Eliminate debts - nodebts See all flights - showall Level skip - winning See what people are thinking - bubblegum Faster player - runningman