They mentioned carpet “issues”, which I’m assuming is the high traffic areas. 

As Nathan mentioned, I would make sure you have created a rental criteria that outlines income and credit requirements as well as how you will treat those with a criminal background or eviction history.

It is similar to facebook tagging and prompts them that they've been mentioned. 

Oh I forgot to mention your parents probably could just quick claim deed you the property as well which may be easier (depending on where you live).As for sub2 deal structure it's just a purchase and sales agreement with a subject to addendum saying that the current title holders are selling you the property for exactly what they owe (i.e.

Thank you for that, actually I forgot to mention, I was only referring to multifamily deals over 5 units in California, things work a bit differently,

So I apologize for asking again.... but the one part that actually interested me the most is never mentioned in any other responses.

[Or, does your mentioned 4% cap or 8% cap infer current vacancy or lease rates?

well you did not mention the IRA in original post.. carry on !!

That seemed so obvious that it was not even worth mentioning.  

You didn't mention that.