Couple of thoughts, if you think the property is worth 650k now, I would reach out to your existing loan servicer and ask them for the PMI removal form.  

I am planning to move into the home for at least a year once the existing tenant's lease is up in a month, and I intend to keep it as a rental for the foreseeable future.

They provide a necessary service and handle the hassle of scheduling directly with your tenants.

The people involved have a particular amount of assets(equity) and no or negative monthly cash flow. 

In a loose sense, I would call any lender a "partner" too, since they will require not only your monthly payments, and will require regular reporting as well on the operations of the property (but this is a more semantic and philosophical discussion).But, ways you can try to come up with that money: refi your home and/or investment properties.  

All that being said my brokerage sold several in that zip code just this month so it is a potentially profitable area.

Can I back date a lease for my unit for about 3 months ago when I moved into the property?

. - Then you get the headache of billing every owner, every month!

.) - Integration with lead capturing platforms including websites and social media- Workflow/transaction management systems that serve as a checklist to help you remember and organize the 5,000 different things you are working on for your various clients - Monthly pricing in the range of $10-$60/month Platforms such as Top Producer seem to be industry staples but there are several new(er) systems like Zoho that seem to offer interesting features as well. 

I encourage everyone to make their liens 0%, 12 month terms, no monthly payments.