You can learn by reading some books or wait until life hits you with a problem and then try to solve it.I recommend you buy "Every Landlord's Legal Guide" by NOLO.

If it is a VA loan the buyer is doing it shouldn't be an issue and the lender can switch to Freedom Mortgage or another military-focused mortgage bank. 

Not so much the falling out, but the water issue is a concern.  

Those long deals (6 months or more) usually have some big issue with the property or business that can’t be resolved quickly and since you’re dealing with SBA you have only one choice—wait until the issue is resolved.

You can look at the relocation as an investment in the property since it will be an issue if you ever want to sell.Years ago we only provided w/d hookups, but these days we include w/d in all units, raise the rents accordingly ($25-50 per unit) and enjoy some extra cash flow.

This is a little better for him because it eliminates the vacancy, so you leaving early is not as big of an issue.

That doesn't mean all operators are out of the game, but many are due to bid/ask spread differences, interest rates, capital raising issues, leverage, and other issues.Brad Sumrok out of Dallas has a nice conference coming up in August/September timeframe. 

@John C.Possibly but then you run into sec issues

Is this Legal?

And check that it is legal...quite a few states will not even allow you to do the Owner/Builder thing except on your own residence.