Standard tycoons use a "Touch" event. For a 2-player setup, you want the button to check if either player in the duo has enough money.
A script at the end of the conveyor belt that detects the part, calculates its Value attribute, and splits or adds it to the shared bank. 2 Player Military Tycoon Script Roblox
Turn this on in Workspace properties to ensure the game runs smoothly even with massive military bases. Standard tycoons use a "Touch" event
A laser or gate that multiplies the Value attribute of parts passing through it. 4. Essential Military Features calculates its Value attribute