4♦ = splinter
Do you go or don't you?
About our methods:
now:
4♥ signoff
4♠ by you would be RKC♥
4NT cue in spades
5♣/♦ cues
other raises after 1♦-1♥-1♠-
2♦ = 3 card lim+ raise
2♠ = 3 card lim+ raise
2NT = 4+ card lim+ raise
3♦ = mixed raise
3♥ = weak
3♠ = spl
4♣ = spl
4♥ = to play
Benefits include:
Plus... it's free!