The problem with that method is typically it's the skilled investors with long track records that people are willing to give money to and be a silent partner as opposed to people new to the industry.If I may offer some unsolicited advise, if you ask shorter, more concise questions in the forums you'll get more responses.

OSB for an exterior porch floor? 

The trick is to ask them how they know your prospective tenants and to get them to tell you the info your tenant gave you as opposed to asking them yes or no questions about what the tenants told you.

It's more efficient with one roof for 4 units as opposed to 4 roofs for SFH.

I've made a number of cosmetic improvements so far to the bathroom, landscaping, exterior paint, etc. 

Rather than saying "exterior" or "property grounds", maybe consider something like "grab the marshmallows & head to the fire pit".Since you allow 1 dog maybe consider allowing 2 dogs to increase bookings?

Replaced dated flooring throughout, added interior and exterior paint, replaced toilets and ceiling fans, replaced exterior doors and added landscaping.

Replaced dated flooring throughout, added interior and exterior paint, replaced toilets and ceiling fans, replaced exterior doors and added landscaping.

My typical process with remote buyers is always to get THOROUGH videos of the property of the interior, exterior, and the basement most importantly.

And I'm really not opposed to it at all, but I wanted to make sure there aren't any issues I'm opening myself up to that I haven't considered.Thanks for your response!