Pre-empt
(strength/length dependant on vuln and position)
| Rebid | Meaning | 
|---|---|
| 3C 3D/3H/3S | natural 5+suit | 
| 3C 3NT/4H/4S | to play | 
| 3C 4C/5C | obstructive raises Opener always passes | 
| 3C 4NT | RKCB | 
natural 5+suit
| Rebid | Meaning | 
|---|---|
| 3C 3D/3H/3S 3NT | maximum, no fit New suit- maximum with fit and feature natural; natural | 
| 3C 3D/3H/3S 4C | no fit, minimum Raise – minimum with fit (>Hx/xxx) natural |