As they say, every worst situation provides big opportunities... 

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She also offered to do a 6 month lease now but that would land us right into the worst time, November, if she does move. 

You'll probably learn a lot from their perspective on that.It's rare for that kind of vacancy to exist without some sort of systemic issue.

Worst they can do is say no.

She’s on time with all the payments an even gave them proof of her taxes being filed an when they should be here.It was a rent to own agreement, I’m confused my self do to never having any issue of the sort.

Another option is to negotiate some sort of rent guarantee by the seller for a specific amount of time post closing that allows you to have a runway to replace a tenant or two if needed that first year.

In the worst case scenario, we can still go to court and file an eviction case and litigate to an eviction judgment. 

Seriously, what kind of sick person wastes their time going on websites to tell people they know the answers to their questions but aren't going to answer them, especially when you claim to have some sort of sympathy for the situation I'm in (which you clearly don't.)

Then potentially, if the opportunity presents itself some day I could start my own business of some sorts.