So, communication and assignment issues, as well as not being able to explain the maintenance issues and the required work.3) Proper documentation and quality of work issues.

Converting the partnership into a Tenancy in Common (TIC) could work, but keep in mind this requires dissolving the partnership structure and redistributing ownership, which may have tax implications depending on how it’s handled.

What documents do they require, what credit scores do they allow, how do they verify previous rental history, etc.?

It can strengthen your relationship with your property manager and demonstrate that you value their contributions to your business.It helps ensure compliance with lease agreements.Many lease agreements require landlords to name their property managers as additional insured parties on their insurance policies.

We require a minimum credit score of 620 (averaged between occupants) to qualify.

To intentionally reduce the leverage more than required is a foreign concept to me especially in the San Diego market.  

Does the contract require arbitration or remediation?

That is a big move, and I wish you all the best @Maxwell Silva on your journey.In terms of a BIO, I would absolutely use your experience in the healthcare field as no doubt you probably contain the following skills:Patience - Working at the level the client requires (whether first time home buyer or experienced investor)Detail Oriented - Ensuring that every important detail is accounted forPeople Person - Putting the needs of others firstGood team player - Good at coordinating and working with a team (title co, lender, other Realtors, etc)Dedicated - Committed to meeting deadlines, and helping people accomplish their RE goalsThese should get you started. 

Unfortunately, my service was cut short due to an injury during deployment, which required spine surgery.

This requires doing math, patience and a learning curve.