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    PLOB 
    - The acronym for Petty Little Odious Bid, a convention similar to New Minor 
    Forcing, denoting a new minor suit bid by responder after opener rebids 1 
    Notrump.   PLOB bids are responder's only forcing bids (except 
    Reverses). After opener's 1 Notrump 
    and responder's PLOB, opener's rebid shows:
 
      
        | 1C - 1H;1N - 2D;
 1D - 1S;1N - 2C;
 | A bid in the new minor is 
        the only forcing bid available, asking responder to further describe 
        their hand |  
        | 1D - 1S;1N - 2D;
 1H - 1S;1N - 2H;
 | A raise of partner's suit 
        shows a minimum hand |  
        | 1D - 1S;1N - 2H;
 | A bid in the other major 
        (non-reverse) 
        show 4+ in other major (Spades longer than Hearts) with minimal values - 
        opener may Pass or correct to 2S. |  
        | 2N | A balanced hand with 
        minimum values |  
        | 4H/S | A game bid in partner's 
        major show 3+ trump support and a medium hand |    |