If the HELOC is from an existing rental property (A) but funds are used for rentals (B and C), the interest must be allocated to B and C, not A.This post does not create a CPA-Client relationship.

If you can house hack where you are at, that alone will be enough learning to give you a good taste of what you might be looking for.

You love the house and there is a likely opportunity that you may be moving back to the Austin area.  

The interest rate isn't that huge of a difference between the 15 and 30 so worst case scenario if you have the 30 year option is you start paying it down on a 15 year timeline - sure you'll pay a little more in interest over the 15 years, but it will have been worth it if you bought another house.

Affordable housing is about the housing itself and the economic environment it is created in.

They are trying to rent a house they do not own. 

Deals like this do exist out there.In a previous post, I put a graphic of my returns, and you accused me of using data for single family returns.

I get a lot of questions about housing vouchers and how you determine rent amount allowed.

Toxic paint et al.Would you want your family living in house remodeled with cheap Chinese s**t?

As far as your next property, if you are already considering moving you will get better loan options + interest rates if you decide to live in the next property and rent out your current house.