Often the reason they are not installed is the expense of specialty mounting requirements.

I also have replaced some fans with flush mount ceiling lights.

Some people are given a Lamborghini shell with the motor of a Prius.

What we've seen is broken pull chain switches but never a failed motor.

Plumbing: Cast and lead drainage, mainly copper feed linesElectrical: all piped and grounded but mainly surface mounted and running off of the old glass fuse breakers and under serviced. 75 wire so potentially can't add even add any new 90 rated fixtures (ie can't change lights)From a financial perspective the numbers will work beautifully if I can turn over some of the tenants and upgrade the systems when I do.

The small increase in new jobs belies mounting evidence that companies are eager to hire more workers in response to soaring demand for goods and services.

Also small reading lamps on either side of the bed, wall mounted if must be. 

parking of trucks, motor homes, boats but ordinance may also prhibit that. 

Over time, your income stream will change, sometimes from month to month and from year to year as your expenses increase or decrease, your capital expenditures mount and yes, you experience vacancies.  

My A/C is a ceiling soffit mount system with a filter access that takes 5 sheet metal screws being removed to access.