Spreadsheets for financial stuff, filing system for everything else (leases, pictures, invoices, etc.).

We took detailed pictures of all the damage done and have invoices for all the repairs and cleaning.

Box.With Bill.com, invoices are sent online and payment is made online as well - either by ACH, credit card, PayPal or more.

I have been looking at deals every single day (literally) in the most of those markets, (I live in DFW too,) and getting a deal to cash flow is dang near impossible. 

Include the outstanding rent on the invoice along with any damage and keep the deposit. 

Your Property Manager should be providing you copies of the invoices, which should tell you if they are legit.Garage doors often require adjustment.

The second time, and being invoiced for it on your bill, seems a bit tacky.   

Meanwhile you'll need to stand you ground and cash vision for the GC to be a man of his word, work with honor, etc.Regarding the lien, you should have the contractor sign the invoices for each draw (as well as you yourself should sign them) and you should have them sign a lien waiver, at least at the end and possibly with each draw paid.

As long as the plumber who cleans it out can positively and accurately identify why the drain was clogged and writes it on the invoice, we charge the tenant.

If you are one of those people who gives their accountant a shoebox full of receipts and invoices, then diy isn’t for you.Direct msg me if you are serious to chat about it.Good luck.