CREW: A Weeding Manual for Modern Libraries (PDF) revised in 2012 to include a section on e-books! CREW: Addendum on e-books (PDF) addendum to CREW 2008 edition Teaching Resources: Weeding with the CREW Method (PPT) Attack with CREW Public (PPT) Making Your Case Weeding Exercise Public (Word) Weeding Case Study Public (Word) Revised and Updated by Jeanette Larson, 2008