@John Huynh For a 4-plex it's very common to make offers without seeing all units.

I posed a similar question elsewhere about moral hazard of flipping from afar where there is a bigger risk of being ripped off or just scammed outright. 

Brad,I checked on our markets for Dwelling Fire Policies (most common form used for 1-4 family rentals). 

Your choice is to go along with the scam Tenant A started and work with tenant B or get rid of tenant B is MA currently allows you to do that. 

This is more common then you think.

Never losing money in Real Estate is actually common if you are a buy and hold investor or know what you are doing.

Is a 50-50 split of ownership common for something like this?

Trying to mitigate against common pitfalls but I think a good lease should do it.

The rent covers mortgage+tax+common charges+insurance.

I am a bookkeeper and a realtor (haven’t done much real estate lately), I would like to pick your brains and see if I can give tips and tricks and maybe write a blog for common challenges… fire away