2m CS Openings

8-11 in Mode 0. 6+m or 5=m 4+om. No 4-card majors.

With equal length in minors (5+5+), open the better one.

2♣ Cornerstone

• 2♦
  Art. Puppet to 2♥. Various hands, then

  • P
    To play
  • 2♠
    Art. 5+♥ inv+

    • 2N
      4+♦ Min
    • 3♣
      6+♣ Min
    • 3♥
      3=♥ Min
    • 3X
      Fit ♥. Short. Max
    • 3N / 4♥
      NF
  • 2N
    Misfit inv
  • 3♣
    Good raise
• 2♥
  Art. GF Relay
• 2♠
  5+♠ F1. See 2♣ 2♦; 2♠
• 2N
  Art. 2+♣ 4+♦ Blocking
• 3♣
  Blocking
• 3X
  Inv 6+X good suit
• 3N
  To play

2♦ Cornerstone

• 2♥
  Art. GF Relay
• 2♠
  Art. Inv 5+M / both M

  • 2N
    Ask which major (3♣+ = ♥ / ♠ / both)
  • 3m
    NF, then 3M is COG
• 2N
  Misfit inv
• 3♣
  Art. 2+♦ 4+♣ blocking
• 3♦
  Blocking
• 3M
  Inv 6+M
• 3N
  To play

2m Contested Auction

2m (Dbl)

• P
  Non-descriptive
• Rdbl
  Our board. New suit next round is F1
• NS
  Constructive. NF
• JS
  Pre
• 2N
  Inv with support. New suit shows shortness

2m (Suit bid)

• Dbl
  (up to 3♦) Negative.

  • Unbid M
    3-card M.
  • 2N
    Nat. stop in overcalled suit
• Dbl
  (from 3♥) Optional
• NS
  Constructive. NF
• 2N
  F1. Bal inv or GF with m support
• Cue
  Ask stopper. May stop at 4m

2m Passed Response

Used in Mode 3

P - 2m

• New suit
  5-7 5+ suit. Tolerance in m
• 2N
  8-10 Bal. Inv