That will give you a better idea of your true interest rate factoring the closing fees. 

I don't think your mortgage factors in at all. 

I'm wondering how a lender factors these rental properties in to my ability to get a  personal HELOC? 

Deciding whether to hire a property manager depends on several factors, including:Your Availability: Do you have the time to manage tenants, maintenance, and legal issues on top of your existing responsibilities?

If you’re looking to scale quickly, this could become a limiting factor.

All factors seemed favorable.

If there is a unknown factor of what is to be done, they have to gauge their risk...and they help off set that risk by asking for more.

You seem to believe cash and financing are your limiting factors and if you were only going to buy 1 property that might be the focus, but to buy many deals you need processes in place to find opportunities.

Or how does the rehab work exactly (post closing or during and how does it factor into the total price at purchase, ie what you have to have in cash to get this done?)

@John S.You won’t know for sure until you send them out, so you just have to factor it in—consider how many gross inbound calls you’ll get and how many of those will be relevant to you.Then, calculate the cost of the data plus the cost of the mailers.