Two Over One (2/1) Game Forcing - Bridge Bidding System
Two Over One (2/1) Game Forcing is a natural, 5-card major bidding system. When the auction begins 1 / / , a simple 2-level response in a new suit is forcing to game. This page provides articles, convention writeups, and resources to help learn the system.
Instead of the Mexican 2♦* bid – some prefer 2♦* as MINI ROMAN with 4 spades (4441/4405) Responses to 2♥* = Flex Flannery Bid shows 5/6♥ and exactly 4♠. Any 2-level bid 2♥*/2♠* bid is to play. Over 1♥-1♠* = 4+ spades not 5! 2NT is the shape asking GF bids; however, the response of 3NT* shows 14-15 HCP and 6♥ (don’t use it
Two-Over-One GF - Larry Cohen
An important part of the 2/1 GF system is to employ a 1NT bid (by an unpassed hand) in response to a major-suit opening bid as forcing (or semi-forcing) for one round. Unlike Standard American, this bid is not limited to 6 to 9 HCP.
2-over-1 System -- General Structure
One of the most popular bidding systems in North America is the 2-over-1 Forcing-to-Game system. It's based on Standard American with 5-card majors. The main difference is in the meanings of 2-level responses to an opening bid.
In 2 Over 1, a 1NT bid is a one round force; opener may not pass. This treatment is known as the “Forcing NT”. The next article will discuss auctions in which responder bids a forcing 1NT. If opener opens one of a major, and responder bids at the …
Two Over One, 2/1, Bridge System - BridgeHands
Thus, the 2/1 system requires a bidding mechanism to describe responder hands that have “in-between” values: those holdings in the 10-12 point range. Recall that using Standard American bidding, responder could make a two over one bid showing invitational values …
What Is Two Over One (2/1) Game Forcing? - Bridgebum
Two Over One (2/1) Game Forcing is a natural, 5-card major bidding system. When the auction begins 1 / / , a simple 2-level response in a new suit is forcing to game. Responder promises 13+ points in the following 6 sequences:
Scientific system that incorporated a “two over one” (2/1) game forcing response by an unpassed hand (and no interference). The new system was originally known as Walsh, sometimes referred to as ‘Western Roth-Stone’ based on its California origination.
The main advantage with this system is that it saves bidding room. After making the initial 2-level response, responder doesn't have to jump to show forcing-to-game values. Because the auction can stay low, opener and responder have more room to exchange information below game level.
2/1 from the ground up #1 - The Bridge Experts
Jan 15, 2020 · This series will present the foundation and further developments of the most popular system of natural bidding, called "2/1 Game Forcing", or "2/1" as a shorthand. We will explore the reasoning behind the system, and discuss situations in which there is more than one obviously superior approach.