(Our ROI is greatly enhanced by the fact that we are receiving 10% interest on the $615,000 while paying out 4%).3.

I sell houses all the time by just listing them on Zillow, so don't think you need to pay a listing agent and if the buyer doesn't drag their realtor into the mix, you might not need to pay a buyers agent either.

Does anyone has any knowledge on how and or where a retail investor can go to invest in assets that pay a royalty?

Why should an investor pay attention to your data or trust your analysis? 

I have investor clients who manage from all over the world remotely.   

Paying too much from the outset.

I live in CA, and am paying a local property management company to manage tenants and repairs.

I'm in Canada and if you put 20% down or more, you don't have to pay it and it is pricey.

He was being foreclosed because at least one of his tenant wasn't paying and he couldn't afford the mortgage. 

Think 5nights a weekx4hrs let's say 6-10pm waiting tables, or driving Uber or if you have the skills something that pays way better.