I’m new to Real Estate Investing and I want to try this Sub-to method in my area of Elkton Maryland but I’m not sure on all the criteria to look for or how I would even go about my search.

A title company that has experience working with investors that wholesale or use the sub2 method.

That's a method of borrowing so you can borrow.

Securing the necessary funds for rehabbing a fixer-upper for your future primary residence can be done through several methods, each with its own advantages and considerations. 

Now, there are different reporting methods you can implement here.

Never want to do that method again.

I didn't do the last R in BRRRR because my wife and I are fairly new and I had to show her the true benefits of doing it.

I also require:Rent + Monthly Debt <= 45% of GROSS monthly incomeExample: So, someone making $6,000 per month ($72,000 per year) meets the initial income requirement BUT if they have a $750 car loan, $250 child support payment, and $250 credit card payment $1250 total then $1680 (rent) + $1250 (monthly debt) <= 45% x $6000 (monthly income)$2930 <=$2700 (DENIED)I like @Kevin Sobilo method.

Any suggestions on which method is a better way to furnish a rental property? 

What seems to unique to the area (at least on a large scale) is electrical theft.You should also know about "Electrical Theft" in the Big D.Renters get electric shut off and pay someone to make an illegal hookup.Using fish hooks or other unsafe methods, WXYZ Reports: https://www.youtube.com/watch?