He didn't ask about building, he asked about managing. 

Besides the funding for the subdivisions or site developments, we need funding for the builders to take down lots and build.

Over the last couple years, everywhere I go by the beach in Mexico (in much nicer places than Tulum), when I'm told the local zoning doesn't allow to build this or that and I ask why, the answer is invariably "We don't want to become another Tulum".

Marketing is such a crucial aspect for building a business.

The next steps include market research, networking, financing, property criteria, team building, due diligence, and leveraging resources on BiggerPockets.Good luck!

I am currently building a new construction single family home with this land.

I also would check to see if this is part of the building covered by the condo insurance policy as well. 

It explains the team that you should develop to have a strong foundation under you while investing remotely.https://www.biggerpockets.com/blog/core-four-real-estate-team

So, when building or buying that could mean bringing considerably more money to put down.

My concern is the HOA and state of the building.