The dealer tries to decrease the time available to the merchants for their trades and their sales. Meanwhile, the merchants try to sell as much goods as possible, at the higher prize.
The dealer places, as speedy as possible, 6 columns of prizes cards, in a descending order. In this way he determines the prizes of the goods, lower and lower as he proceeds.
The merchants try to agree trades with the other players, in order to obtain as more identical cards as possible. When they collect at least 4 identical cards they can stop the game to sell them, at the actual prize for that kind of good.
As speedy is the dealer, as short is the time for their trades, so the merchants must hurry up! There is no turn or no order, the fastest player will get the best bargains.
The dealer can call the police to give a fine to the players that, in the rush of the game, might violate the rules.
The winner is the player that will be the richer after that everyone have been the dealer once.