Q: How do i add custom items?
A: Do /customitems <price> then do /customitems. In the top slot add your custom item and in the bottom your corresponding price item. (Recheck prices when you delete one)
Q: How do I add enchantment pricing?
A: Look below in the configuration section and "item prices.yml"
Q: How do I use the menu instead of /sell?
A: Set an alias under commands.yml like
this
Q: How do I make a sign shop?
A: Create a sign with [sellgui] on the first line
Q: How do I add a custom menu item?
A: Check out the custom menu items.yml file for an example