Also consider using some other techniques like lease options, contract for deed or subject tos where you don't need financing.  

Would a Unlawful Detainer help the process of getting this squatter out of my home?

Every sale person is different so different techniques are needed.

Would a Unlawful Detainer help the process of getting this squatter out of my home?

I love motivational books/podcasts, but at this point I am looking more for detailed case studies/examples/ and techniques. 

This became popular as the go-to real estate investor DM technique and most investors just follow this because they think it's the best solution.  

I hope to be able to gleam from some of your ideas and techniques so that I can utilize tactics in my space of business.The new guy from MD!!

There are so many aspects that may never dawn on you until you see it or read about it, so study some of the techniques.  

Seller financing is an equity based loan, look to the UCC as to default of installment contracts, they become void, points or loan fees are not charged on equity financing.......I said not charged when I should say, should not be charged as I'd bet sellers are not in compliance, they can just lose their note and suffer any consequence that goes with unlawful lending.

If you're not already familiar with it, I'd look more into the "house hacking" technique for your area.