  ▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄
  DOUBLE DOWN ON ANY CARDS
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  This is a special rule that some casino's allow.
  Usually this is for promotional reasons to attract
  more players.

  With this rule set to 'Y'es, the player may double
  down on any number of cards.


  TECHNICAL NOTES:
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  ■ The effect on the BASIC STRATEGY player's
    advantage for setting this rule to 'Y'es
    is +.20%.
