Once you have this team in place, you should have the foundation to invest in any market confidently while not being there physically.https://www.biggerpockets.com/blog/core-four-real-estate-team

Is the foundation/building still there?

This should be your foundational guide. 

Look up Kate's House Foundation as an example.

I generally recommend a balanced approach: prioritize a solid foundation by paying down some principal while strategically acquiring new properties using savings and cash flow.

The biggest concern for me because I know that area well was foundation issues.

I wanted to use my introductory post on Bigger Pockets to prompt feedback and advice on my current foundational plan from industry professionals that can guide me on my journey to success. - How can I maximize my strategy for investment longevity?

I wanted to use my introductory post on Bigger Pockets to prompt feedback and advice on my current foundational plan from industry professionals that can guide me on my journey to success. - How can I maximize my strategy for investment longevity?

It is the law that governs the landlord/tenant relationship and will be the foundation for all your future investments.

It sounds like you've got a solid foundation with your background in real estate.