If you convert work orders to invoices or quotes, these are automatically linked in the work order on the right:
Under the documents tab, users can upload any relevant work orders, receipts, invoices, forms, photos, etc. Users have the ability to upload other documents by clicking on "+" sign under the documents tab.
This will bring up a file uploader where you can select the file (or scan) and name the document and add any relevant notes:
This will then be stored under the documents tab of the work order:
