28. What is meant by attestation of a lease?

29. Define acknowledgement.

30. What is the necessity of acknowledgment of a lease?

31. What is the necessity of recording leases?

32. Define, and give an example of an express covenant.

33. Define, and give an example of implied warranty.

34. Is there any limitation upon a landlord's right to transfer his interest in a lease?

35. Is there any limitation upon a tenant's right to transfer his interest in a lease?

36. If A, a landlord, assigns his lease to C without notifying B, the tenant, and later the tenant pays A, who is insolvent, can C collect the rent from B?

37. Define attornment.