How much does it cost to join? Saz Ehibor-Smith September 18, 2018 00:00 Updated Follow £99 or €110 or $140. Payment is by credit card only. Related articles Who Can Join the Paid Preferred Partner Program? How can merchants join? What Benefits Do Merchants Receive? Can Paid Preferred Partners Set Up Exclusive Rates? What is the Paid Preferred Partner Program? Comments 0 comments Article is closed for comments.