Part 2 : Adding functions
Now that we can open GUI let's create our first function.
In this tutorial we will create function to give player 5000$.
1 - Join server and write "/snwfuncs" in chat
2 - Window will open that will look like that

From here you can manage all the functions that script supports.
3 - Lets click New function and name it "give 5000$". Click Create.
4 - Select your function from selector.
5 - Some basic Lua here. (ply) refers to the player who currently plays our wheel.
To give our player some money remove "print("Hello world")" and write ply:giveMoney(5000)
6 - Now you can test if the function works correctly. Click Test function
At this stage your window should look like that

You should receive 5000$ to your account.
7 - Click save.
8 - Using steps above create functions to give player 1000$ and 10 000$.