Page 130 - 2 over 1 Game Force

Chapter 7: Defensive Bidding 130

Notrump Overcall

At Direct Seat

❖ Direct 1NT overcall = 15-17 HCP, balanced hand

❖ Double and rebid 1NT = 18-20 HCP, balanced hand
❖ Double and Jump 2NT = 21-23 HCP, balanced hand

❖ Double and jump 3NT = 24-26 HCP, balanced hand

Responding to 1NT overcall →system off.

• Pass = to play, 0-6 HCP

• 2-level = natural, nonforcing

• Cue bid = cue bid stayman, 7+ HCP, ask for 4 card major
• 2NT = invitational, 7-8 HCP, balanced hand

• 3NT = 9-13 HCP

• 3-level = good suit, decide game, COG

1NT Overcalls in the Balancing Seat

1NT overcalls in the balancing seat shows 11-16 HCP, balanced hand with stopper.
Responder bids 2♣ (10⁺ HCP) as Range/Inquiry Stayman, 1NT bidder show his range or

major holding. 1NT bidder bids 2♦ denies major or bids 2♥ or 2♠ holding 11-14 HCP and
bids 2NT to shows 15-16 HCP

(1♣)-P-(P)-1NT

(P)-2♣-(P)-?

Overcall Bidder rebids

• 2♦ = 11-14 HCP, denies 4 majors
• 2♥ = 11-14 HCP, 4 hearts

• 2♠ = 11-14 HCP, 4 spades

• 2NT = 15-16 HCP,
o 3♣ = Re-Stayman bid

• 3♦ = denies 4 card major

• 3♥/♠ = 4-♥ or 4-♠

2 over 1 Game Force | 2D Strong Balanced & Gazzilli