4.4 Bidding after the Single Raise

WestNorthEastSouth
  1♠ Pass 2♠
Pass ?    
2NT balanced hand, 17+, a slam try. Responder should show any decent 5-card suit which might give us the double fit necessary to have 12 tricks. Forcing to 3♠.
3♣ Help suit game try, or natural slam try
3 Help suit game try, or natural slam try
3 Help suit game try, or natural slam try
3♠ Bid game with good trump
WestNorthEastSouth
  1♠ Pass 2♠
Pass 2NT   ?
3♣ 5+ clubs, Q10xxx or better, maximum values
3 5+ diamonds, Q10xxx or better, maximum values
3 5+ hearts, Q10xxx or better, maximum values
3♠ Any minimum (4 - 6)
3NT - 4 Unused
4♠ No source of tricks, but maximum values
WestNorthEastSouth
  1♠ Pass 2♠
Pass 3   ?
3 Control in hearts, help in diamonds, maximum
3♠ No diamond help
3NT Unused
4♣ Control in clubs, no heart control, help in diamonds, maximum
4 Axxx or Kxxx or better in diamonds, maximum
4 Unused
4♠ Help in diamonds, but minimum hand, or no controls

Help in Clubs

A description of what “Help in Clubs” is, may be found in the description of Help Suit Game Tries