They had counter weights to keep them up, and most of the ropes that were connected to the counter weights had rotted and failed, so the windows usually had a stick or a book holding them open.

Investing $50k for 5 years holds weight but so too does active management of the property for 5 years.

As an investor with a smaller portfolio I really put a lot of weight on Cash on Cash Return. 

This is particularly common in two situations: pets and parking.With regard to animals, pet rent is usually charged based on the size and/or weight of the animal.

@Brady Stout I’m in a resort area in New Hampshire and we keep our decks clear of snow simply for the reason of snow load and the fear that eventually under enough weight they will either pull away from the house or collapse.

So, many of the issues that you discussed will actually put more weight on the cashout option.  

Too much weight on one side of the pendulum usually tips the scale on growth potential.

It's a heavy weight, but someone must carry it :(

It puts some weight behind your "rent by Thursday or get out" words.

Every other investor does that, they already know what is wrong, and at this level of motivation they don't care - they need out.As for list source - I don't put much weight on those list providing sites.