Player Vendor / Barkeep Commands
Vendor Buy / Vendor Purchase
Will bring up a targeting cursor to allow you to select an item to purchase from a player vendor.
(name) browse / (name) view / (name) look
Will open the backpack of the vendor so you can browse their goods.
(name) collect/ (name) gold / (name) get
Will prompt the vendor to offer to provide you with funds from your sales.
(name) Dismiss / (name) Replace
Will command the vendor to crease operations and return you his contact of work.
(name) status / (name) info
Will provide you with information about a vendor you own. Simliar to double clicking on the vendor.
Barkeep / Towncrier
The barkeep will give a scenario hint, just like a town crier.