Family farming disputes are fertile ground for proprietary estoppel claims. However, the High Court’s recent decision in Conway v Conway [2025] EWHC 33314 (Ch), on appeal following a first instance decision in the County Court, provides a timely reminder that, as powerful a remedy as proprietary estoppel can be it isn’t a panacea. The law remains sceptical of informal promises, particularly where they collide with statutory formalities governing land transactions.