Ultimate Shop

Now with a guide book, requires Patchouli (https://www.curseforge.com/minecraft/mc-mods/patchouli)

Allows for creation of a Shop with a GUI, adds a currency, commands and an editor GUI to help with creating your custom Shop (the commands should have a correct permision levels), here is a list of those 

- /USAddBalance (adds money for target player)

- /USCreateTierIncreaser (Create a Tier Increaser (an item that set a shop tier for the player that uses it))

- /USList (list the items you can buy or sell)

- /USOpenEditor (opens th editor GUI)

there is also an item that opens the shop as GUI on right click (US Buyer) crafted with 7 iron and 2 glass and a item that opens th Sell menu (US Seller) crafted by converting the other item, as well a constant buyer block for automation.

NEW WARNING: the mod is still in active development so things might and probably will break so be careful and make backups

PS: taking requests on things to add just leave a comment and I'll let you know if I will or won't, can or can't add your suggestion

PS2: please report bugs and crushes in the comments I will try to fix any as long as you provide enough inforamtion