.: I read an interesting article not long ago considering how sort of "good intentions" lead to potentially bad/undesired results. 

They also wanted to pinch every penny in regards to amenities and maintenance and ended up with a mostly undesirable property especially when compared to competition. 

That's what I do.If you start dipping below these ranges you're going to quickly find yourself in undesirable/D Class areas.

This “fixer” is $150-$200k, and you’re still going to end up with an undesirable property.

These circumstances center around property that’s so low priced, needs so much work, so unattractive to home buyers, or so undesirable a location, that COMPETENT realtors are not interested in listing the property, oR acknowledge that an offer is not likely in a reasonable period of time.  

I just refinanced existing stuff at low rates, and have been mostly been on the sidelines.For middle class housing, in the past, a good rental was often in a desirable school district, but had some other undesirable trait so you could buy it cheaply, below the rest of the market. 

Zero regulation now might lead to oversupply with no barriers to entry and then could swiftly change to a super difficult regulatory environment whereby STR becomes undesirable.

While that might be undesirable for some, I can accept that.  

.), undesirable markets, long foreclosure states, and few others. 

All three are interesting markets with promising growth in the years to come and they're urban metro areas which I tend to like.Each of these cities have sub-clusters in their peripheral that often times make for good low-cost but high-yield investment zones.