Hard to diversify on one property, but alas this is a robust market up here :)

Coupled with 1031s instead of "R"efis at strategic points and this can be a very powerful strategy.Also, the source of the loan does not matter.  

Is there going to be a more robust rework coming soon as well?

They are successful because they strategically planned how they were going to acquire the desires of their heart.

Strategic default.

Both of these factors cut down on "strategic defaults".There were alot of foreclosures in 2008 and 2009 (even 2007) as the "weak hands" were washed out.

Do you, or do you know of any Investor that offers strategic advise and what would this type of advise cost?

If they can't pay, you want then to move peacefully, rather than choose to strategically default on the rent in their attempt to get financially soluble.

It's good to have an exit strategy at the beginning, but it should be more based on strategic necessity than forecasting appreciation over time. 

You want an accountant that can help you strategize and who is responsive when you want to know the tax consequences of the decisions you are making throughout the year.Good luck and let me know if I can be of assistance.