How do I get an invoice or receipt for my Pro Campaign?
Login to Twibbon using your Facebook or Twitter account (the one you used to create your Campaign)
In the header, click on 'Payments' in the drop-down menu beside your name
Click on 'View' beside the payment you wish to download
You can save this page or print it out using your browser (options to save and print are usually located in 'File' or 'Settings', or by right-clicking on the page)