If one of the shop maps are set then yes... I would just recommend not setting vending maps. :0 This is more for woe, pvp, or pve.
@skorm, what he meant was "what will happen to the players who played in on computer/internet cafe? they are all having a one ip address. does it mean that one player in the same ip address can play since the computer or internet cafe / shop was using one ip address.