If so, you might consider paying the bare minimum on those and use the extra savings to get into REI faster.

I think their is a faster more efficient way, but I may have to purchase probate list service to attain that info.

Funds are used 'same as cash' so it would not only make your offers on the market more competitive but you can close faster than traditional financing also. 

My question is since the tenants in the back yard are very aggressive and uncooperative, is there a faster easier option to eviction for these guys?

Going through this process, I wish the bank was a bit faster in the turn around when submitting documents.

If you can use smart leverage with a loan on your investment property, this will get you there faster as well (i.e. saving for a down payment vs saving cash to buy out right).To move things along quicker, take action in multiple ways.

Or you can refi after the initial balloon into a product with a shorter amortization term if you want to pay it down faster. 

If you want to pay faster on a 15 year schedule you can, but won't be required to do so.

I wanted to see if I can could attract a buyer and close faster.

I find that residential lease rates seem to increase way faster than commercial ( storefront) units however.