Airspace member Ken Knight's class-action lawsuit against Imperial Tobacco over its marketing of cigarettes branded "mild" or "light" was given the go-ahead to proceed in an Appeal Court judgment handed down on May 11, 2006.

Knight v. Imperial Tobacco Canada Limited judgement on Feb. 8, 2005: http://www.canlii.org/bc/cas/bcsc/2005/2005bcsc172.html
BC Court of Appeal ruling on May 11, 2006: http://www.courts.gov.bc.ca/Jdb-txt/CA/06/02/2006BCCA0235.htm