How do I sign up for an SAP Business Network, promote subscription? How can I purchase a promote subscription?

SAP Business Network

Below steps are to be followed in order to purchase promote subscription:

1. Sign in to your SAP Business Network supplier account and navigate to the Store tab on the dashboard.
2. Review the promote subscription details and click Buy Now to go to the Checkout page.
3. Add your payment details and click Next to proceed.
4. On the Review Order page, verify the details and click Submit.
5. Your SAP Business Network, promote subscription will now be active on the SAP Store.

How can I view my SAP Business Network, promote subscription details?

SAP Business Network for Procurement & Supply Chain > Διαχείριση (Διαχείριση Λογαριασμού Προμηθευτή και Αγοραστή)
SAP Business Network for Procurement & Supply Chain > Σενάριο Punchout Αναζήτησης & Προμήθευσυς/Σύμβασης