Environmental risk is considerably higher too.....failed tenants frequently leave behind nasty messes.

Of course the interest rate will only be attractive if ALL of the other elements of the underwriting of the original loan are great and there is very little risk for the investor.  

I would also shorten up the terms in the <li> elements under "SOLUTIONS" to better match your targeted SEO terms.Lastly, I see that you link to 2 LinkedIn profiles from the website.  

I think the tax sale and the foreclosure process are the different elements you need to take into account.joe

She has paid rent 100% on time in full between then and now, and I recently had to replace a water heater heating element in her apartment and she was very inviting and kind, everything has been going great.

I'd suggest looking for a few spreadsheets that include the components you like, and melding those components into a model that is your own.If time is a concern, start with the basics, and add the other elements as needed.

Can anyone enlighten me on why investing in notes is cost effective (my time being a key cost element)?

Essential elements;1) All Expenses, categorized by type.

Do not spend another dime on this property until that question is answered.It could be something as simple as an outstanding fine for an overgrown lawn or as disastrous as environmental contamination leaching into a public water supply.  

No affiliation, but https://www.oeservices.net/environmental-site-asse...https://www.wh-m.com/service/phase-1-environmental...I have used Terracon for my clients and very pleased with their work in Texas.https://www.terracon.com/services/environmental/environmental-site-assessments-and-investigations/