List of figures; List of tables; Acknowledgements; Notes on citations, dates and names; List of abbreviations; Map; Introduction: 1. Catalonia and its neighbours; 2. Feudalism in eleventh- and twelfth-century Catalonia; 3. The sources; 4. Historiography of the convenientia; Part I. The First Convenientia: Social and Documentary Change Around the Year 1000: 5. The documentary context; 6. Early Catalan convenientiae, c. 1021-50; 7. Convenientiae and the 'crisis' of Catalan society; Part II. Making Agreements: 8. Castle tenure and military service; 9. Structures of power in convenientiae; 10. Treaties; 11. Dispute settlement; 12. Exploiting the land; 13. Family settlements; 14. Promises; Part III. Keeping Agreements; 15. Penalty clauses; 16. Sureties; 17. Procedure; 18. Case studies: Pallars and Empúries/Rosselló; 19. Oaths; Part IV. Foundations (the Eleventh Century): 20. Counts; 21. Lay aristocracy; 22. Episcopal castles; 23. Monastic military lordship; Part V. Fortunes (the Twelfth Century): 24. Renewal; 25. Conflict; 26. Change; Part VI. Writing and power: 27. Administration; 28. The Usatges de Barcelona; 29. The Liber feudorum maior; 30. The end of the convenientia; Table of published documents; Works cited; Index of names; Subject index.