The BUY command is used to purchase various different Items in shops through out Eaxia
There is no merchant here.
You purchase <Item> for <X GOLD>
When the same item is sold with a different description
BUY <First, Second, Etc> <ITEM>
You can also BUY GREEN COAT (Or BUY (DESCRIPTOR) (NOUN) to purchase an item.).
See also CHECK?.