Offer for sale (4)
'offer for sale' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for vend that I've seen before include "Peddle" , "trade" , "Sell" , "Offer for sale" .)
(Other definitions for advertise that I've seen before include "Give publicity to" , "Publicise, call attention to" , "Publicise, promote" , "Varied set (anag.)" , "Publicize, call attention to" .)
'offer for sale' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for market that I've seen before include "Try to sell" , "Commercial location" , "Place where things are bought and sold" , "Bazaar" , "Place where things are sold - maybe stock" .)