If you put in the work, make smart moves and have the research/education on what you are going after, over time you can build a viable cash flowing portfolio that generates wealth. I

The Wealthy owners--the REAL owners!

I'm sure that some people have gotten wealthy by buy-and-hold, and some do Section 8 as well.

A few wealthy millennials?

Stocks, especially with index funds based on S&P 500, have been a historic long-term source of growth and wealth. I

My wealth is also being invested into multifamily/commercial real estate as well.The airbnb model is a cashflow dominate business, what one chooses to do with that cashflow in terms of investing or owning assets is up to their preference be it SFH, MF, Commercial, land, Etc. 

I know lots of people that have become wealthy with real estate. 

You completely leave out the fact that the entire metropolitan area has a population much higher.McAllen 2010 population 129,877McAllen-Edinburg-Mission Metropolitan area 2010 population774,769Comparing a central city against a wealthy suburb is completely ridiculous in terms of crime/safety, and everyone knows that.If you want to compare McAllen to other cities it's own size, that are comparable, try this:Amarillo, TX 8 out of 100Abilene, TX 13 out of 100Waco, TX 8 out of 100Odessa, TX 10 out of 100Now I could care less if you don't want to invest in the RGV, or if you don't feel it has potential but I really don't like how you are spreading misinformation in terms of crime/safety when you have absolutely no clue.

It's important to know that wealthy people do things that others don't.

If you have a network of wealthy people, maybe raising the money is for you.