Modern American Bridge Bidding

Category: ModernSPC

Adopting Colorado 2clubs updates how you can play Extensile 2 clubs over 1 of a major

Written by Keith Schwols in ModernSPC on Sun 31 August 2025. Tags: SPC, Colorado2Club, Extensile2Club, ModernAmericanMajors,

When your partnership adopts the Colorado2Club conventions you have a great bid to show those awkward 18-19 HCP hands.

In the Extensile 2clubs convention, we have a bid sequences after 1 of a major - 2 to show a balanced 18-19 HCP. We no longer need this bid because we would …

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