This paper presents five ways principals can keep more irreplaceable teachers. These tips are: (1) Start the school year with great expectations; (2) Recognize excellence publicly and frequently; (3) Treat your irreplaceables like they are irreplaceable; (4) Start having "stay conversations" by Thanksgiving; and (5) Hold the line on good teaching. [For the main report, "The Irreplaceables: Understanding the Real Retention Crisis in America's Urban Schools," see ED533959. For "The Irreplaceables: Understanding the Real Retention Crisis in America's Urban Schools. Executive Summary," see ED533958.]