My experience is that it's not that uncommon for the paperwork to be lacking when dealing with smaller apartment buildings owned by "mom and pop" landlords.  

My career path working on all sides of the business, albeit uncommon, presented me a wealth of knowledge and a unique perspective that ultimately helped me throughout my career.

Not uncommon for a PMC to entice an owner into signing with them with apparent low or no fees – only to charge owners for fees not mentioned in the contract and try to pass them off as “normal industry fees.”Please send us any feedback via email, as we do not use the DM feature here.

@Michael MorrisI would say that your experience isn’t uncommon here... our last flip went well over budget and timeline.  

In rural areas it is not uncommon for the listed owner to be deceased and the but the property has been left to a child with different last name.

Breaking the One Percent Rule isn’t uncommon in either of these areas and can be applied as a baseline in situations where immense appreciation isn’t expected in B-C class neighborhoods.

But the problem you’re experiencing isn’t uncommon right now.

Not really all that uncommon of an occurrence, if a tenant cooks at high temps excessively, has buildup of grease on coils and/or has clean, but cracked, coils.

A rehab of over $100k on a $450,000 house is not uncommon.

It's not uncommon in the SF Bay Area for tenants to buy non rent-controlled SFR's and still live in their rent-controlled apartment.