But, you get the piece of mind knowing it’s likely done correctly.

However, I know that I do not want all my income to be reliant on my day job and live to watch my retirement account grow.I am probably doing better than a lot of people my age but am eager to take the correct steps to build a real estate portfolio.

A "pre-approval" sounds like a "consumer" mortgage rather than a commercial loan for investment real estate, is that correct?

You are correct, no HOA and my plan is for no TV, just internet, as you noted.

You are probably correct.

The current property would be viewed as being owned by me outright with no mortgage since there would be no lien holder on the title, correct?

Yes, wholesaling is tough to break into and to do it correctly is to have a good foundation of knowledge on the subject. 

Eichholtz’s initial research showed that real housing prices (corrected for consumer price inflation) gradually changed over time, but were fairly equal in 1973 compared to prices in 1628."

You may want to think about working with a realtor or a really good attorney to make sure you are set up correctly to start off in the best possible situation. 

Separate checking accounts not required, but you need to maintain separate books and records.The TREC requirement is correct, but odds of enforcement seem low.