North is the dealer. No one has bid yet. What is North’s opening call?
North
♠
A K 3 2
♥
A 10 4
♦
K Q 2
♣
A 3 2
HCP: 20
Shape: 4-3-3-3
Balanced: yes
Coaching mode
20-21 HCP no indication of shape.
Planning
Gerber 4C asking for aces, is used when a no-trump contract is expected. It eliminates any confusion which may be caused with a 5NT bid.