Sure the properties are less expensive in the Poconos, but will you have the same earning power and quality of life?

On the digital front - Yes, SEO is powerful and you should absolutely have a web presence and when you do, you should absolutely spend time and resources on your SEO.

So even though your dollar turns into 85-cents of cash value, that 85-cents will eventually catch up and surpass where the dollar would have been if it had been invested.The delta between the cash value growth rate and the borrowing rate helps the business case, but its the tax advantage that is more powerful.

, Debt paydown to increase VA purchasing power for our next investment (currently have negative equity on the property)?

If you believe in the power of real estate as a wealth generator, you would hold onto the property for 5-10 years. 

If property A is worth 100k and has an 80k mortgage on it (80% LTV), most banks wont even allow you to get a HELOC on the property.

Alex 1.Power to 1.

I know a few things  like ARV, AIS, Active, Pending, and Sold comps.

I've got a list of properties to go after but I'm purely limited by man power and faster cash. 

In today's market conditions I would be very careful going over 75% ltv without a solid business plan.The power of brrrr comes from the repeat where you roll your recycled or new capital into the next deal.