If you are considering ownership of real estate just know that timing is everything and no one has a crystal ball.

It is really up to you, I think if you want to screen each one and you give them notice of the ownership change that's 1000% valid.

Here in Florida it's now a felony and they are targeting wholesalers.Being a "middle man" to a real estate transaction that you do not have ownership in and are going to make money on the transaction...is essentially a really good description of a licensed real estate agent. 

Condos are unique real estate investments because a huge part of the value is determined by property that is under common ownership and which the unit ow er may have little control.  

Derek,Depends on many factors like your overall financial situation, do you want to be active or passive, if active, what skills, time, beyond capital would you bring or will you want, need partners.Having done SFR, small MF and large MF, I prefer large MF due to scale and how commercial properties are valued, enabling forced appreciation.If you are not educated or have no time, want passive, fractional ownership putting some of this money with experts who seek out limited partnership to provide capital to general partners (syndicates) is one option.

You want to make sure the property will generate enough rental income to service the loan and the other expenses of ownership. 

They had maintained the property well, and held good occupancy rates throughout their ownership.

Taxes depend on the % sold, sell a half interest and you'll have 50% of the tax liability, sell it all you can have all the tax liabilities.50% ownership for taxes isn't the best, 49/51% has advantages, see a CPA. 

A lot of tenants leave with a change of ownership in multifams.

Is this 27 years of ownership or 27 years since the house was built?