You may be able to access capital with a C/O Refi DSCR loan based solely on the income of the rental property and your credit score if your self employed income & rental income cannot qualify you for a conventional loan.

An equity cash out approach may be an alternative source for you .

You need to create a demand for that sole property.

I want to acquire more properties and be more involve in real estate investments, I know about the parent/child LLC structure, but can I have a sole proprietorship as a parent and have separate LLCs for each rental? 

In the past, I've found them to be a good source of information and resources.

Or ways other than driving for dollars, which I'm not above it just good to have multiple lead sources 

He said that the entire purchase price could be deducted from income, thus offsetting capital gains from other (ie, stocks) sources. 

If you're looking for long term $, why does the source matter? 

I am not saying this is impossible... just a very competitive field in an already competitive market.Probate leads, driving for dollars and any other lead source that puts you in direct contact with sellers can be one of the more effective ways to landing a deal.

The key is whether or not your VA benefit a continuing source of income (disability).