If you are planning to go that route @Kevin Sobilo is right to say do all 3 refinances at once so you can get the low fixed rate instead of the Adjustable rate HELOC.Good eye for trying to get in the area prior to the plant being built there. 

Ones that are built are too costly to cash flow.

This webpage is built around Kiyosaki's idea, so it got my attention, since they (Luis, Eduardo, and Pablo) claim to have found the solution on how to apply "Rich Dad, Poor Dad" technique to the Mexican reality.

Finding an already built & running park would be a far simpler task.

Mine currently shows the Property Manager, property owner, address, year built, and the type (SFH, townhome, condo, trailer, etc.).

Don't forget that tenants already have resentment toward their landlords due to the bad ways a high percent of landlords treat their tenants with total disrespect and hatred for tenants and tenants already have a built-in belief that landlords are getting rich from the high rents they collect with an unpleasant demand every month with little regards for the condition of rental units and deferred maintenance. 

My variable expenses: Variable expenses: $8,370Vacancy $1,860 (10%)Maintenance $2,790 (15%)CapEx $1,860 (10%)Management fees $1,860 (10%)You think it's too much for a building built in the 70s?

A triplex local to me, built on 2006.

We rent this home out as a partially furnished home to college students for $1,400/month, and the home would be worth $150,000-$170,000 in today's market, so we have built roughly 6-figures of equity in this home in just a few years.

Rentec Direct also has a built-in accounting program.