Then warranties and legal recourse for work has a clean paper trail from who paid to who did the work.  

You're not trashing the packages - you are "maintaining your property" by cleaning up debris on the porch. 

We've both been very transparent and clear about money, cleaning up the building, and we both serve in the military.

My financials on the property are strong and clean.

Unit B gets a clean slate on your books, and it would fall on the seller to try and collect from Unit B for the previous month. 

It was very clean but not as modern-looking as the subject property I am interested in. 

I'm guessing you have the security deposit and can keep that to cover rent, damages and clean up.

But you may want to consult with an attorney on all of the above to be crystal clear about where you stand legally.You could also give the tenant a clean slate and just expect them to start paying rent to you after closing.

Clean it up, Yard work etc What was the outcome?

One person comes up with the idea to turn this land into an RV storage. noted this vacant land has no automated gate, no security camera, nothing. but he is willing to clean up the land and prepare it for the RV storage. after it's done, he will be marketing and managing everything.