No problems with rust but do have to deal with hard water; they have a chemical treatment called a pillow that takes care of that.

As a neighbor, personally I don't care if someone smoke a little weed every now and then, but if they are smoking non stop 25 times a day, you might lose a good tenant over that. 

In Philadelphia the fundamentals are strong: leading industries/employers are in the Education and Medical fields which are known to be stable, proximity to NYC and DC, national airport, port city, affordability compared to mid-atlantic predecessors.

Next we will need to know if the non-conforming unit is legal.

So if there is any kind of physical harm to the tenant say due to slipping on the stairs etc. the tenants renter insurance will cover the medical cost.

NL is close to both 290 and the Pink Line, and close to the Medical District, great for medical staff and possibly traveling nurses.

I have people in my organization who have experienced the same mis treatment.

You Can Only Have 35 Non-Accredited InvestorsRule 506(b) allows an unlimited number of accredited investors but restricts you to only 35 non-accredited investors.However, there’s a catch:Non-accredited investors must be financially sophisticated.They must have enough experience to evaluate the investment risks.From the SEC:“Securities may not be sold to more than 35 non-accredited investors… [who] must meet the legal standard of having sufficient knowledge and experience in financial and business matters to be capable of evaluating the merits and risks of the prospective investment.”If you’re planning to include non-accredited investors, make sure they qualify—or you could be violating SEC rules.3.

In evaluating seller financed notes, there is always a balance between redeeming and non-redeeming factors. 

Long Term non-paying Tenants.