That is--work for free (assuming she will have no proof of payment because, well, who is going to pay her for this work you speak of since the owner is unresponsive), without a contract/ estimate/ invoice-- and then just put a mechanic's lien on the property?

Are all my invoices uploaded to my owner portal?

If the damage is bad enough to warrant a repair, have a contractor do it and invoice you for it so that you can document the cost of the repair. 

What Is a software people use to be able to invoice/collect e-payments that you would recommend?

If you paid someone you are required to have the invoice you paid.2) If you cleaned the trash can you can charge nothing.

I requested all of the documents be sent to me including copies of invoices and receipts because I need to see exactly what I "supposedly" purchased from them and when I "supposedly" received it.

Some property managers have an agreement with vendors to mark the repairs up by X%, paid for by the owner, then invoice the vendor as a “rebate."

Are all my invoices uploaded to my owner portal?

Tenants window unit leaked water into house from 2nd floor.Servpro came and took out insulation, sheetrock, carpet padding etc.I now am looking for a handyman to unroll carpet, do sheetrock repair etc but I am not getting quotes or I can't get someone to the property fast enough I can tackle this job, but not sure if the renters insurance will recognize my self made invoice.

The bank did not make him produce any invoices or receipts.