It has forced me to rely on others for help and to create systems and procedures for dealing with problems.

For $200k in Boston, you could buy the finest dog house for your favorite pet.

The good thing about BP is its free.. so if it did not work your only out your time.. keep in mind those that sell how to are in it purely for the money.. don't think otherwise. its capitalism at its finest.. 

Here's to hoping you can outline the steps and procedures you took along the way.

You don't have to own a lot of expensive toys or dine at the finest restaurants to feel content.

Each has it's own internal policies and procedures, each has it's differing level of cooperation with housing providers. 

finest expert is awesome for analysing American properties but I am wondering If anyone could point me to a Canadian website close to it?

Non-payment of rentBreaking lease earlyAdding unauthorized tenants or animalsThose are probably my most common three, but they aren't much of a problem since I have policies and procedures in place to handle them quickly and professionally.

Prorate all rents accordingly and let them know the move out procedure. 

After the pups are gone do an inspection and charge tenant for all repairs, that is normal procedure for all tenant caused damage.