I think the answer may be yes when you are starting out and not able to generate large amounts of cash. 

If you are not able to finish this task how can you convince someone (especially yourself) you will finish a flip, be there through the fall RE selling months or be around if the market turns?

Is he damaging your property, is he not able to get to work?

Lately I've been getting a lot, because we don't have as much work, however, I'm not able to do whatever I want during that down time.

Arnold Schwarzenegger is a notable example.

Any notable example programs or organizations?

if your not able to throw a pregnant mother out on the street on Christmas Eve night then don’t be a landlord .

For me, when I'm able to eat clean and get my workout in the morning, the rest of my day is a lot more productive than when I'm not able to exercise and eat well.  

Notably how much do they smoke and how many animals do they have. 

Reading and watching these trends from NY is one thing but as you seem to have made notable progress and have become the equivalent of Swiss army knife in real estate in the area I'm more inclined to believe the latter.