Activating this trainer

If not state otherwise below, press F1 at main menu.
Listen for 'Trainer Activated'.
Press desired hotkey. All hotkeys can be changed on the trainer.

Trainer Options

# Player 
     NumPad1: No Clip
     NumPad2: Increase Player Speed
     NumPad3: Decrease Player Speed
     NumPad4: Set Normal Player Speed
     NumPad5: Decrease NPC Speed
     NumPad6: Increase NPC Speed
     NumPad7: Freeze NPC
     NumPad8: Set Normal NPC Speed

# Teleport 
     NumPad9: Save Position Slot 1
     Multiply: Save Position Slot 2
     Add: Save Position Slot 3
     Separator: Save Position Slot 4
     Subtract: Save Position Slot 5
     Decimal: Restore Position Slot 1
     Divide: Restore Position Slot 2
     F1: Restore Position Slot 3
     F2: Restore Position Slot 4
     F3: Restore Position Slot 5

# Game  
     F4: Game Speed

Notes

No Clip:
In some spots you might fall of the map so save your coordinates using teleport options and when that happens just disable it and use the restore position to restore your position.