Once you are more than an hour away, however, the property might as well be a plane flight away, so don't necessarily constrain yourself.  

One example for sure was that there were no exhausts over either of the stoves in the units and that was a big thing for me because I cook food on a daily basis.

If the radon levels are high you will need to exhaust out with a system to bring to safe levels.RADONUsually cost in the thousands etc.No legal advice.

Seeing that they are listed so much cheaper currently, it only makes me wonder.Is it more difficult to rent a condo than an SFH?

Just make sure you understand the loan and the cash flow scenario.Main point in all of this: Nothing is going to beat real estate long term to create wealth predictably (so accept that), fully understand anything you invest in, be creative to know how you can do more than an either / or scenario, and ultimately take action. 

More of an emotional asset than an investment.

They were late constantly, had tons of drama and were emotionally exhausting.

Except the immigrants, everyone is too good for anything that looks like less than an attractive lifestyle.

@Ana FranchiGenerally freestanding homes appreciate quicker than an attached home.

This is because I believe there are many good investment opportunities including many that are more passive or less risk than an OOS buy n hold property.