The fourplex next door went through a lengthy foreclosure process (before ultimately being renovated by a different investor) and became a home for squatters, suspected drug use, and many other challenges.

Small Restaurant and a coffee shop or a drug store.Thanks Again!

She might be fronting for her drug addict/criminal friend, son etc.

Missing doors, missing toilets, animal and human feces on walls and floors, piles of diapers, drugs, guns, police, police, police etc.

That was $560 for the appraiser to initially come out and now we are going to have to pay an additional $125 for him to come out again and verify some work we did on the deck to alleviate his safety concerns.

Called the Police they said most likely they stored their stash (drugs) under the stairs and is why they are missing. 

Was there a certain offending party (X-BF, family member on drugs etc.)?

Not to mention the lying about drug use.

A reason for cause is usually listed if landlord files for eviction during a lease period such as non-payment of rent, violation of lease - violence, drug use, unauthorized occupants etc.. 

Any seller not on drugs should be asking about the benefits and risks of keeping a mortgage in their name when they don't own it.