Online School of Bridge: Lesson 020 - Play Hand 1
Doubles (Advancer is minimum)

[playhand]KQJ5.AQ74.J3.KQ6 T94.9863.T542.A9 A83.J5.AKQ8.8752 762.KT2.976.JT43,1[/playhand]
[auctioncomments]|1||2||3|Double: 18 high card points, a doubleton diamond and support for the other suits.|4||5||6||7|Partner has shown 0-8 points, so no need to keep bidding.[/auctioncomments]
[cardplaycomments]|1|Expect that East will have most of the missing points, because they opened the bidding.[/cardplaycomments]