This book covers the concepts needed when both sides are bidding for the contract. It introduces the basic competitive tools preemptive opening bids, overcalls, and...
This book covers the concepts needed when both sides are bidding for the contract. It introduces the basic competitive tools preemptive opening bids, overcalls, and...
This book covers the concepts needed when both sides are bidding for the contract. It introduces the basic competitive tools preemptive opening bids, overcalls, and...
This book covers the concepts needed when both sides are bidding for the contract. It introduces the basic competitive tools preemptive opening bids, overcalls, and...