Chapter 1. General ▶ Section 1. Introduction 1-1-1. PURPOSE OF THIS ORDER 1-1-2. AUDIENCE 1-1-3. WHERE TO FIND THIS ORDER 1-1-4. WHAT THIS ORDER CANCELS 1-1-5. EXPLANATION OF CHANGES 1-1-6. SUBMISSION CUTOFF AND EFFECTIVE DATES 1-1-7. DELIVERY DATES 1-1-8. RECOMMENDATION FOR PROCEDURAL CHANGES 1-1-9. GENERAL NOTICES (GENOTS) 1-1-10. REQUIREMENTS AND PROCEDURES FOR AIRCRAFT CALL SIGN DESIGNATORS AND ASSOCIATED TELEPHONIES 1-1-11. DISTRIBUTION ▶ Section 2. Contractions 1-2-1. DEFINITION 1-2-2. USE OF CONTRACTIONS 1-2-3. RULES FOR DEVELOPING CONTRACTIONS 1-2-4. RECOMMENDATIONS REGARDING CONTRACTIONS