Withdraw Item is a fast-macro command that withdraw money from bank to buy itens.
ID: Put the ID of the item.
UnitePrice: Put the value of the one item. Eg: 50 (One Mana Potion, ID 268 costs 50gps)
Total: Amount of items that you want. Eg: 300 (Mana Potions)
Buy Item is a fast-macro command that buy items from the NPC.
The command buy will check the amount of the configured item and will buy only what is needed to complete the value in the Total.
Sell Item is a fast-macro command that sell items in the NPC.
Place a item in each line. Eg: