I even had one slick guru recently try to sell me on creating my own course if I joined his program for $10,000 and they’d walk me through the steps of creating it and help me market it on doing LTR, and BRRRR and when I objected and said I’ve only currently got 7 buildings now with 25 units and have sold 7 over the course of years I’ve been doing it he said we’d focus on the deals I’ve been doing where I’m getting ARVs of $200,000-400,000 and not my actual numbers of properties owned.

Denver and its surrounds have particularly active markets and a lot of active individuals offering ancillary services so I'd suggest you research those available services you're looking at offering to help you get an idea for what is well covered, what is lacking and what your competitor's pricing looks like.

My husband and I are looking to connect with like minded individuals.

There are several objectives on this investment:  A. 

Each individual needs to assess their own ability to handle costs over that time frame when cash flow may dry up.

Following the shiny object, throwing money at a market you don't know well, and blindly trusting strangers that have a clear profit motive put you in a poor position to succeed regardless of where you choose to invest.

To me every generic question like this post, the first response should be an AI response, followed by individuals personal take and experience.OP:Start small and Make Your Big Mistakes Early. 

Since they can't do each property individually, they use comparable sales to make broad generalizations to determine percent changes.

@Greg P.Given your objectives, if you extrapolate your numbers it would take 97 rentals earning $300/month to return $350,000 per year.One thing to keep in mind is that not wanting to invest locally and self manage, you will also have significant property management expenses.  

I actually keep a list our bookkeeping firm recommends based on firms/individuals we and our Clients have had good experiences with as well as I've personally had good experiences with.