right now I drive an old car. 1999, It was my first beater .Right now I'm saving to get enough money to put into my business / save enough to get a hard money lender and do a deal....Even though people say they don't judge , I'm curious how much of an effect a car has on a listing appointment . 

Keep up the work, stay persistent, and try different methods to find the most effective.

If this is just a small, passive income stream, I don't see why it would effect you receiving benefits.

Additionally, while a precipitous fall in oil prices has had a negative impact on “oil patch” locations, it has effectively increased the spending power of the American consumer.While there are still concerns regarding the overall health of the economy, the current real estate lending environment remains active and strong as a whole.

What business activities will the S-Corp engage in? 

I feel that I have a good grasp on how they work ( the Financing structure, the funding of the Repairs into the Loan, Interest Rate, Points, Seasoning Period, Down Payment, etc. )What I'm still unsure of , is what is meant by a 5 or 7 year ARM ( as the Initial Loan that you get when you use a Portfolio Loan from the Get Go , But then after that time is up ( the 5 or 7 years ... depending on which ARM you went with ) , how then does the Financing , and More Importantly my own Personal PITI on the Property get effected, by me then having a 15, 20 or 30 year Conventional ?

For my investments (roth/taxable) I wrote a simple but effective plan that I worked passively on for a few months, this way when I'm tempted to go with a fad or get caught up in the latest fear/greed cycle I can look back to a plan I made with a cool head.  

Has anyone in the DC area found craigslist an effective source of finding motivated sellers?

It appears to me that getting separate meters for water and gas ought to be doable and cost effect.

Once you get the first deal done it will be a domino effect!