| ACBL |
 The official American Contract Bridge League site.
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| BridgeBase online play |
 Free online play with or without a partner. Also sanctioned games for a fee.
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| Convention Card Explained |
Complete explanation of all the areas of the Convention Card.
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| Convention Card Editor |
Colour, printable convention card editor.
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| RPBRIDGE |
 Lots of interesting exercises.
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| Bob's Bridge Club |
Play of the hand exercises.
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