Thank you in advance for anyone that can shed some light on this or point me in the direction of good materials to read!

At that time for example Frisco was about 5000 people with one flashing red light. 

If you're in the real estate investment business and must watch every penny, irrespective of your time, then by all means, do what you think will keep your expenses to a minimum.If, on the other hand, you are really in the business of creating profit by way of being a good marketer and a committed dealmaker, your creative energies ought to be reserved for doing what you do best (or intend to do best)...

But can anyone help shed light on all the great benefits of investing in real estate in Mexico, mainly Riviera Maya and Tulum especially. 

You have 3 things you can invest: money, time and energy.

A connection of mine is well established within the energy realm in NH.

5️⃣ Energy-Efficient Upgrades: Solar panels = tax credits!

Cap-ex was needed for:* Original 1960s kitchen, appliances out of order* Original 1960s Pepto Bismol colored tiles in the bathroom* Tobacco and marijuana stains/odor in every room* Stained carpet covering damaged hardwood* Broken side door from forced entry by police* Zero recessed lighting with 3 layers of blinds on every window* Lots of trash in the basement both on the floor and mounted to the joists overheadCheck out the Zillow listing at: https://www.zillow.com/homes/119-Jasper-Pl-Alexandria,-VA-22...What made you interested in investing in this type of deal?

These people do not know how to replace light bulbs, unclog a toilet, or find their a$$ w/both hands.   

If you have the time and energy it takes to wholesale, then that can be a good idea to build some capital and get your foot in the door.