16. When does a mortgage become effective?

17. Define delivery in escrow.

18. What interest in real estate may be mortgaged?

19. Is a mortgage of real estate regarded as a transfer of the real estate?

20. Explain recording mortgages.

21. What is the necessity of recording mortgages?

22. May a mortgagee transfer title to the real estate?

23. What interest in the real estate mortgaged can a mortgagee transfer?

24. If a mortgagee sells the debt what becomes of the mortgage?

25. How may mortgages be satisfied?