Contrary to the opinions of those that think differently, for those of us that actually work with REO's in a bank, no, we don't care where you put your money and in fact, cannot consider it in any of our decision making processes.

@Benjamin RichardsIf you are using the loans for a trade or business, then the interest is deductible.

I feel like it is fair to ask to keep the owner informed about the decisions they are making which could affect my cashflow.Few things I would like to note here which I wanted to add into the agreement:1.

I just want to make sure it makes sense with the market that is available as I love NYC and always dreamed of owning a home here and it would be great if I can make the right decisions to ensure success before I focus out of state. 

I have over 25 years of futures trading experience and learned over the years that paper trading is a valuable technique.

You're basically trading places with properties, almost like you already put 20% on the current one that will soon be a rental, and now you're only putting 5% down on your primary residence.

We're not sure what the best course of action is.I know we're in an enviable position with the high W2 income and low debt, and so I really want to spend the next 5 years making smart decisions. 

Yes, free-and-clear owners. 100% equity = decisions making ability. 

I would compare the price of homes to what they would rent for after you PCS and make your decision based on what the numbers tell you.

That is great advice that allows me to make an informed decision on what i want to do in about 6 months.