Meta-methodology: a guide to use Introduction description of phase-activity-step levels abstraction and relationships we will refer to phase-activity fragments only fragment structure interface point of view (designed, refined, quoted elements) process point of view input production/user interaction output Guideline on methodology decomposition Fragment identification Fragment extraction Fragment description Template? Fragment introduction in repository Guideline on methodology composition Introduction composition needs introduction of an integration fragment modification on existing (and reused) fragments bottom up approaches mas meta-model/architecture driven top down approaches process driven evaluation-driven approaches methodology metrics/features mixed approaches method restructuring