To prevent the download of work product until you are paid in full:
Go to Payment & Invoices
Navigate to Invoicing Defaults
Check the box under Lock Attachments Until Paid as shown below in the screenshot
Click Update Settings
To prevent the download of work product until you are paid in full:
Go to Payment & Invoices
Navigate to Invoicing Defaults
Check the box under Lock Attachments Until Paid as shown below in the screenshot
Click Update Settings