The diversity of responses here is fascinating. 

Few things:- Population growth- Job Growth- Landlord friendliness (aka not California)- Diverse industriesThose 4 things take out much of the country, but still do give quite a few opportunities.Sources include Bureau of Labor Statistics, Census.gov, and other organizations like those.

The public transportation system and the already amazing bike path network is also expanding so that is a good thing to look at to find neighborhoods that are likely to appreciate at a more rapid pace than others.The Colorado market has strong fundamentals overall: diverse and growing job market, active lifestyle, work-life balance, friendly people, the incredible mountains nearby, outdoor sports galore which is skyrocketing in popularity, access to national forests and parks, and significant population growth due to these many positives.

We have a diverse group of tenants. 

Because the interest rates are so low, only taking out 25k for a 20% down payment on a property around the 100k mark to get an idea of what the process is like,2. after vetting a quality company, buying one outright and calling it good, or3. buying one outright, and another one leveraged, with total debt under your equity amount, to diversity your doors/addresses.

Yes I have family down there but it is a good diverse market to get into.

A great diversity of employment, government, education, medical, tech, some manufacturing...

@Noah NortonYeah Bradenton in my opinion is a very diverse market.

With SFR, you get diversity because 50 homes are in different areas of your market.

Job diversity is also important.If you are wondering what kind of population growth and employment growth is considered decent, then I can send you some of the guidelines that I have.