With the exception of places like South Florida which can be quite saturated, Florida is great for high return potentials because of its consistent population growth, beneficial tax laws, and strong markets.

Is it maybe because this income hasn't been captured in a full year's taxes yet?

One thing that has been consistent in all my years of real estate is that everyone only really cares about their own self-interests.

Having a team in place is essential to long-distance investing. the core-4 consists of a realtor, contractor, property manager, and a lender.

Establish some "safeguards" to keep them honest and consistently check their work.

Technology creates more efficient markets and I suspect that has shifted the business more towards using technology and marketing to hit singles consistently rather than home runs. 

So now I'm vetting STR PM companies in order to monetize this consistent opportunity. 

From my perspective as a potential buyer or a real estate agent who represents a buyer, what I am looking for from my wholesaler partners is that they bring me deals that fit our buy box consistently, always disclose everything they know and can close deals on time.

Purchase price: $700,000 Cash invested: $32,000 This community consists of 16 spaces, 4 Tenant Owned Homes, 2 Vacant Spaces, and 10 Park Owned Homes.

Overall it looks like you captured the key data, I would include a row with % for each expense to calculate off of so you can see what your assumptions are easily or change them.