What is the Both Others Dealer Dealer vulnerable system of scoring?

Answer:
You may be talking about Chicago scoring.
In Chicago scoring, we play sets of 4 hands, with each player getting a chance to deal once..
The first hand, nobody is vulnerable. The second and third hands, the dealer's side in vulnerable. For the fourth hand, both sides are vulnerable.
First answer by ID1625385890. Last edit by ID1625385890. Question popularity: 1 [recommend question].