It may be a nightmare to get them out, but you could always offer cash for keys, or see if they are willing to move if you help them find a new location.

I’ve done all cash deals but it fit my plan, and I think that’s the key ...... the plan

Who are some key players that can help you locally such as agents, contractors, etc.?

I think a lot of solar proponents miss some key elements when thinking about how solar can impact value.  

This will force you to decide when you will exit, or decide on an exit date you'll use for all your calcs, research the actual property apprciation trend, and rental increase history for you market.

Networking with brokers, lenders, etc is key.

You can offer a check  when they hand you the keys and everything is out.  

What could happen is that their keys land in the hands of a relative who then proceed to SQUAT.

I only want to purchase single family, turn key or properties with minimal required repairs.

I made a sort of half-*** cash for keys deal where I would take her security deposit as the last month's rent as long as she moves out.