Getting to the Shop
To get to the shop type the command "/shop" in-game. After trying the command you will get automatically teleported to the shop
Buying a Item
To buy a item, look at the item frames to find a item you like, once found look at the chest and check the price. Make sure you have enough money for the item by looking at the right of your screen where it says Balance, or type the command /bal. If you have enough money, right click on the sign mounted to the chest under them item.