As a supplement to our Sunday Summary each month, Supreme Advocacy LLP in Ottawa presents Supreme One-Liners, a super-short descriptive guide to the most recent decisions at the Supreme Court of Canada. Supreme Advocacy LLP offers its more comprehensive weekly electronic newsletter, Supreme Advocacy Letter, summarizing all Appeals, Oral Judgments and Leaves to Appeal granted. Appeal Civil Litigation/Mortgages: Res Judicata; Cause of Action Estoppel Patrick Street Holdings Ltd. v.