Here are some things to consider:Most investors don't need software until they have 5-10 rentals.

Same here.

There are many investors that look at promises ROI or interest rate and nothing more.  

Welcome to the community and be ready for a huge amount of information at your finger tips.

At the end of the day, cash flow was similar because I now had mortgage payments. 

Go to local real estate investing meetups at least monthly for six months and don't bring up the partnership until after three months of them.

Here's what I'd do: Create a Word Document or Google Document Titled "DRAFT: Life Vision" do not use a template, do not pay some guru for this.

Looking for info, contacts for North Wales (or within 3 hour radius), Pennsylvania.

In this scenario it is very tricky depending on the end buyers finances if you are looking to sell it to an "end buyer" and not an investor. 2.

I would look into every and all claims about someone as well as reach out to his former colleagues (who are here on BP) - as part of my point was sometimes its easier to go straight to the horses mouth and see how they respond.