I would suggest making sure that you are following a set format/style of house each time you flip to systemize it more2.

There are many choices out there so take some time and check out other systems to see what works for you.

Having local family gave me a built-in support system, market familiarity, and the confidence to manage a property from a distance if needed.

Given the current NOI of $19,440 and a reasonable cap rate of 8-10% for a park with park-owned homes and septic systems, a fair price would range from $194,000 to $243,000.

I completely understand all the financial calculations and models in the system and yes, it would have been fairly easy to build one myself, but very time consuming.  

. - Your portfolio will suffer:(You want a PMC that has great systems in place, including a great portal where you can keep tabs on eveything.You will also need to manage your PMC on a regular basis.

Quote from @Trent Reeve: well, a company would have to 50 states and build in integration functionality for 50 different systems.

I incorporated smart home technology, such as automated lighting, heating, and security systems, which is highly desirable in today’s market.

I could not get a human to answer any of my questions and could not get the system to let me through. 

Our company is actually starting an Asset Management Mastermind to address these infrastructure issues and share our systems and procedures.