When the guy gets there he is faced with several angry customers holding various pieces of merchandise all with twenty different questions.   

Twenty step list from Renovation, Taunton Press:1.

The Permian will roar again and those who got properties will make serious bank.

Twenty years ago, that was really the only thing going on, so the country survived swimmingly with only a few of the most greedy taking a bath.

All that my family owns, in their twenty year of renting, are townhouses and we never had a single eviction or tenant damages.

For example, if an area was projected to double in population in twenty years, and the new projection shows that it will only grow by 50%, you can see that the growth curve is flattening.

I leased a Dodge Ram when i was in my late twenties and it was the worse decison I've ever made. 

(H) Twenty-four hour availability.

Sounds like you are off to a roaring start!  

Just want something simple, if he wants $500,000 over twenty years, give him zero coupon bonds to mature to his price, borrow about 20% on the value of the building to purchase the bonds, not really a win-win, but if he's leaving for Mars he may not care!