Seems like the new on line marketing methods  Section 8 is the new shinny object..

Market forces are pushing and pulling but not a source of anything breaking.

There is no one size fits all answer for this question, market to market, and property to property are all different. 

Can you please share any information on properties or markets where you are that can help guide my search?

I live in a very expensive market (Seattle, WA) and I am looking to invest out of State.

Lots of opportunity to find mismanaged multis as well where the older mom and pop landlord has rents way below market and can come in and increase NOI just by getting units up to market rent and maybe doing some cosmetic rehabs as tenants move out.Value add multi is what I prefer and think works best here but that's with me being here boots on the ground and being more active with it.

So they used the actual rented data of these companies to compare what rentals should go for in your market.

Micro-markets are like checkerboards across larger markets. 

While Colorado's market can be challenging due to high prices, exploring suburbs like Colorado Springs or Pueblo, or even considering out-of-state markets in the Midwest or Southeast, can open up better cash flow opportunities.

An ADU could rent for an additional $1,200–$2,000/month, depending on the local market, potentially doubling the property's cash flow.