2. After the landlord sells the house, if the new landlord refuses to recognize the original lease contract and asks the tenant to move out, the tenant can continue to rent the house according to the lease contract, regardless of whether the new landlord recognizes the lease contract.
3. During the lease period, even if the landlord gives the house to others, it will not affect the lease relationship between the two parties. Others may not deny the original lease relationship or require the lessee to return the lease item. The principle that the sale does not violate the lease should be followed.