Answer: Get in touch with the Merchant Services department on either or by calling +46 (0)10 - 161 01 99. 

Answer: Yes. You'll find test persons for B2C here, test companies here. INtegrating Collector Checkout? Check out this page.

Answer: If you've integrated Collector's Standard Invoice Solution, make sure to go through the checklist found here. Integrating Collector Checkout? You'll find the checklist here.