The income from 6 will supplement my actual retirement investments, and 4 will be gifted to my children when they are married or have children.  

I'm not saying you are taking a shortcut; it's just generic advice.You can learn about seller financing.

Personally I have material from both and have had DC’s coaching on the internet for $49 a month the information seems generic and long to reply questions.

While I'm happy to help fellow investors, I'm not here to just hand out my time/effort on extremely generic questions.

I have seen an increase in people turning these into STRs on their primary home to supplement their income/help pay the mortgage. 

You're trading one job for another and you're much better off using this to supplement your earned income instead of replacing it.

of folks on here are either working on getting their first deal, or have one rental and are dreaming of number 2.I constantly hear trailer parks being plugged, various books being plugged, and more shows on generic "How I went from 0 to 1400 units in ONE YEAR!".

On top of that, you could then supplement your account with an umbrella policy between $1 and $5 Million.

I made the decision that after I graduated and began working I would invest in real estate to supplement my income during hard times in the mining industry.

My second property is a 5 acre horse property here in Fallon, NV that is now my primary residence and I financed that using a 5% down conventional loan.My current goals are to have 5-10 rental properties by the time I retire from the Navy in 7-8 years to supplement the income I will loose once I retire so that I will not "have" to work again.