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Two-suiters


(1♣)-2♣
5+♠ 5+any*, 12+ if 1♣ promises 3+ clubs
natural clubs otherwise
(1♦)-2♦
5+♠ 5+any*, 12+
(1x)-2NT
55+ lowest,15+, good ODR
(1M)-2M
5+oM 5+m, 12+ with own spades, 15+ with own hearts
  Passed hand 4th hand LIVE Reopen
Michaels Yes Yes (Opening shows 4+) Yes (Opening shows 4+)
Unusual NT Yes Yes No

Mostly sound 55+, rarely you can have only 4 cards in your higher ranking suit.
Be careful when there is little chance of making a game by both NS and EW.
You give too much information with two-suited overcall.
Be careful with Unusual NT, as you give your opposition the choice of two cue-bids.

(1♥)-2♥-(p)
2♠
to play
2NT
show your minor (or INV w/ spade support)
3♠
good raise aka distributional subINV (9-10) with decent fit, mostly 4+ support
3m
nat INV
3NT
to play
4m
FJ
4♥
SPL
4♠
to play
4NT
Kickback
(1♠)-2♠-(p)
2NT
nF minor or s/o in 3♥ (weaker than 3♥)
3♣
p/c
3♦
7+ w/heart support
3♥
5-6 with 4+♥ or a really useful hand with 3♥ and a void
3NT
to play
4m
FJ
4♥
to play
4♠
Kickback
(1♣)-2♣-(p)
2♦
p/c
2♥
p/c
2♠
nat nF
2NT
show your other suit (or INV w/ spade support)
3m
6+m INV
3♥
6+♥ INV
3♠
good constructive raise aka distributional subINV (9-10) with decent fit, mostly 4+ cards
3NT
to play
4m
FJ for spades
4M
to play
4NT
Kickback for spades
(1♦)-2♦-(p)
2♥
p/c
2♠
nat nF
2NT
show your other suit (or INV w/ spade support)
3m
6+m INV
3♥
6+♥ INV
3♠
good constructive raise aka distributional subINV (9-10) with decent fit, mostly 4+ cards
3NT
to play
4m
FJ for spades
4M
to play
4NT
Kickback for spades

We reopen X after we have bid a Michaels cue-bid or Unusual 2NT: DSI3

RAPTOR

Always by a passed hand.

p-(p)-p-(1M)
1NT
promises 4oM and 5+m w/almost opening values
p-(1x)-p-(1y)
1NT
promises 55+ unbids w/almost opening values

Leaping and Non-leaping Michaels

Against 4♣ 4♦  
2♦ or 3♦ ♣+M Majors After 4♣, 4♦ asks for the Major
2♥ or 3♥ ♣+♠ ♦+♠  
2♠ or 3♠ ♣+♥ ♦+♥  
3♣ ♦+M Majors After 4♣, 4♥ asks for the Major

Also used by 4th hand LIVE in these situations:

  • 1m-3m
  • 2m-3m
  • 1M-3M
  • 2M-3M
  • 1M-X-2M
  • After they intervene our 1NT w/conventional overcall

Three level cuebid

(2a*)
and
(2a*)-pass-(pass)
(*a = natural PRE)

3a
Bid 3NT with this stopper (not Michaels)