One that says "Money: $x"
x=amount of money someone has. I want this exact code, please. I want the money to be saved.
One that is a system of 'Administrators'. You put the users USGN number into a box and it gives them the right to teleport to certain locations, save location and teleport their later, and be able to go through walls.
EDIT: Teach me how to add LUA to a server.