If there is not invoice, then that should be the end of it. 

How do I invoice my company to recoop the interest and the payments on the principal? 

While a software might not be necessary at this stage with your rentals, you should probably at least upload all your files (leases, invoices, etc.) to Google Drive at a minimum.

I would have the plumber create an invoice and send it to her.

I also believe part of my “firing” was due to the fact that on the phone with her she mentioned how the lease renewal fee paid to her was less than what it should have been due to entry error by the person who entered the contract.I also received an invoice for $2700 for painting that was done TO ANOTHER HOUSE THATS NOT MINE!

Enter a maintenance request, assign a vendor, attach a fake invoice.

I found out when I saw the invoice a month later.

Learn which version is right for you in this detailed QuickBooks Online plans comparison guide:- QuickBooks Online Simple Start: Have employees and issue invoices regularly- QuickBooks Online Essentials: Assign hours worked to customers, track bills due, and provide access for up to three users- QuickBooks Online Plus: Best for retailers, wholesalers, contractors, and other small businesses requiring property cost, inventory tracking, budgeting, and access for up to five users- QuickBooks Online Advanced: Best for small and midsize businesses (SMBs) seeking fixed asset accounting, advanced reporting, custom user permissions, a dedicated support manager, and access for up to 25 users You can use it as a property management software to track lease dates, record maintenance request and moreNothing is confusing to use if you learn it.

Apparently it didn’t go on auto renew like the other policies and paperless means I never got a dang notice of cancellation.

In Seattle you would be stuck and not a dang thing you can do about it.Since you appear to have the option, tell her she's gotta go.