This decision not only maximized immediate profits but also enhanced positioning for future investment opportunities, demonstrating adaptability and a forward-thinking investment approach.

Are there other approaches to balance my goals of reinvesting while being considerate of the long-term tenant?

Always approach as a developer with a specific usage.  

In answer to your question, consider the value of the materials and the likelihood that it could go wrong before taking the approach of buying it yourself.

I wanted the guests to know what to look for as they approached the property.

You might approach your previous lender and explain the situation honestly but tactfully.

You can check out their thoughts on how to approach seller financing here: Making Your Primary Residence the BEST Investment Ever (Better BRRRR!) 

Pairing hard money loans for acquisition/rehab with DSCR loans for refinance seems like a strong approach to keep the momentum going.Do you typically fund multifamily properties in New Jersey?

In addition to everything else, I think it's just a cool azz wealth building approach. 

This approach ensured minimal holding costs and a faster return on investment.