1) Log into your Thomann Customer Account on thomann.de - this is the account Clickfire will then be connected to.
2) Visit your Profile Settings: https://app.clickfire.io/thomann/account - you will find a box which says Connect your Thomann account. Click on the "Connect Account"-Button and follow the instructions to connect the accounts.
3) Once done, you can start customizing your Affiliate Landing Page on thomann.de or create tracking links to specific products.