Activating this trainer:
Press F1 at main menu.
Listen for 'Trainer Activated'.
Press desired hotkey. All hotkeys can be changed on the trainer.
NumPad1: Change Cash By 5000000
NumPad2: Instant Build
NumPad3: No Stress (Employees)
NumPad4: Perfect Logic Skill
NumPad5: Perfect Pleasantness Skill
NumPad6: Perfect Technical Skill
NumPad7: Perfect Handle Stress Skill
Cash: Click on your cash first so it opens the budget screen. Now press hotkey. Your cash value will not change immediately in the game, only when it's changed by the game itself.
Instant Build: While active everything is build instantly. Your game must be unpaused.
No Stress / Perfect Skill: While active your employees have no stress / perfect skills. Your game must be unpaused and your employees at work.
Unlock more trainer options including updates from here - Airport CEO Trainer