Mr and Mrs Smith are married and they are both 45 years old and in good health. Mr Smith has $10million of assets in his name while Mrs Smith has $6MM of assets in her name. Both Mom and Dad hold stock in Amazon, Facebook , Ford and JPM and these stocks constiute their wealth. Neither Mr or Mrs Smith have ever worked and all of their wealth comes from inheritance from past generations. The couple has three children and the parents want very much to share their wealth with these kids. Mom and Dad enjoy an affluent life style and they spend $500,000 a year in living expenses and they are not willing to give up this lifestyle. Mom and Dad also have two houses each valued at $7,000,000 a piece in New York City and in Miami. Provide at least 5 estate planning ideas that can be recommended now to this family.