The practical guide to market rent, Form 4A and commercially stronger rent reviews Published: August 2026 | Last legal review: 7 September 2026 | By Essential Management Ltd and Stay & Co A rent increase is no longer a routine administration task. In England’s post-1 May 2026 private rented sector, it is a commercial decision with a formal statutory route. The best landlords will not treat rent reviews as a once-a-year percentage exercise. They will treat them as a discipline