Asking in the correct forum will get a better response.Need a spreadsheet or form?

It simply is a metric to measure that your odds of getting a return are better.

The lower the median age for the area, the better 1/1 will be.

But better safe than sorry, becuase people will pass on your place and you will never know the reason.....Like @Michael Baum said, there are many option like the mini stackables nowadays....

Single family homes are the most liquid, and small multifamily properties should have a better yield. 

Then you can consider researching and finding something that meets your needs better. 

I would contend, however, that it’s better to have no tenant than deal with one who’s a credit risk.

At 100k you are probably better off in a 1031 or just paying the tax.

It's far easier to find better deals off-market, and I'd recommend putting your focus there.

Increased Approval Chances: Borrowers with multiple valuable assets may have a better chance of loan approval, as lenders see reduced risk in cross-collateralized loans.5.