Strong Two Opening Bids
In bridge a strong two opener shows a powerful hand, typically 20–22 high-card points, with a long, solid suit or balanced strength.
Otherwise it shows 23+ points of undisclosed shape where partner is forced to keep bidding until game is reached - a 'game-force'.
Mastering the Two No Trump Opening
Game Force and Timing
The Opening Dilemma
A Twenty Seven Point Challenge
A Classic Squeeze
A Strong Start
Opening Strong
The Opening and the Rebid
The Power of a Strong Opening
After the Transfer