350. Exercising the right.

Under the Leasehold Reform Act 1967 the tenant must give notice to his landlord of his desire to purchase the freehold or to take an extended lease1. The notice creates a contract between the parties capable of registration as a notice in registered land or a Class C(iv) land charge2 in unregistered land but the tenant's rights under the contract, even though he is in occupation, do not constitute an overriding interest in registered land3. The benefit of a notice served by a tenant under a lease can be assigned, but only with the lease itself4. Such a provision