Final answer:
City and Westminster Properties v Mudd is a legal case relevant to landlord and tenant law, where the tenant was protected from eviction due to the landlord's prior conduct allowing the tenant to reside above the shop. The case illustrates the principle of estoppel in real property law.
Step-by-step explanation:
The case of City and Westminster Properties v Mudd is a notable English legal case related to landlord and tenant law. This case established that a person could not be evicted if a landlord had permitted them to stay under certain conditions, even if the original lease had expired.
In City and Westminster Properties v Mudd, Mr. Mudd, the tenant, was allowed by the landlord to live in the premises above the shop he rented, despite this being prohibited by the lease. The landlord's tacit approval led Mr. Mudd to believe he could continue living there.