After an opponent doubles a 4NT ace enquiry, Pass shows zero (O) aces, and Redouble shows one (I). This method is common for users of PODI but otherwise rare.
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Week 0200 : 22nd April 2024
After an opponent doubles a 4NT ace enquiry, Pass shows zero (O) aces, and Redouble shows one (I). This method is common for users of PODI but otherwise rare.