Need more pictures to really be able to tell.This type of work is fairly easy if you know what you are doing, just time consuming and bit of a pain working in tight quarters.

Water heater wont light, and has a sealed compartment, and t-couplers are a pain in the rear end to change in those water heaters.

I'm sure there are emotional pains that I can't imagine that they're going through.Regardless, they should most certainly not be intimidating their neighbors.

Keep in mind two things, most of the repairs wont add value to your house and it will be a pain to fix. 

The new administration wants to shut down developement .At those rates , they will .  

As far as the older heritage buildings go, yes it’s a pain dealing with the heritage bylaws and you’ll have to increase your budget to redevelop the older buildings to bring them back to their former glory, but it’d be difficult finding a better unit once they’re complete.

Hey BP,I work full time in the tech industry mostly revolving around server administration, but with a specialty in simple automation.

Despite this being a pain in the neck, I'm taking it as a positive as its giving me more experience. 

It sounds like your broker was the pain point.

Landlord tenant law is heavily skewed, taxes are high, drug use is prevalent, the buildings are OLD, and it can be a pain in the *** to find tenants.