I . Rules, Norms and Conventions -- 1. Why norms are not conventions and conventions are not norms -- 1.1 The tension of normativity -- 1.2 Two concepts of arbitrariness: Saussure and Lewis -- 1.3 Can conventions become norms? -- 1.4 Rules -- 2. Cavell on normative necessity: The philosopher, the baker, and the pantomime of caution -- 2.1 "I am less interested now in the "mean" than I am in the "must"" -- 2.2 "Here the pantomime of caution concludes" -- 2.3 "…the hopelessness of speaking, in a general way, about the "normativeness" of expressions" -- II. Rules as conventions vs. rules as norms in the rule-following debates -- 3. What is a rule and what ought it to be -- 3.1 The reduction of rules to conventions vs. the reduction of rules to norms -- 3.2 Kripke: The reduction of rules to conventions1 -- 3.3 Baker and Hacker: The reduction of rules to norms -- 3.4 Meredith Williams on normative necessity -- 3.5 Cora Diamond: Rules and their right place -- III. Twisted Language -- 4. Davidson on rules, conventions and norms -- 4.1. Normativity without conventionality -- 4.2 Communication without rules or conventions -- 4.3 "The second person" vs. the community view -- 4.4 The two kinds of normativity -- 4.5 The unpacking of 'ought'18 -- 4.6 Normativity without norms -- 5. Searle on rules (of rationality, conversation and speech acts) -- 5.1 The shortcut argument against rule -- 5.2 Is language a rule governed form of behavior or is it not? -- 5.3 (No) Rules of conversation -- 5.4 Background brought to the foreground -- Conclusion.