When you already have a Google Cloud billing account you might want to subscribe to Bkper via the Google Cloud Marketplace. This has the advantage that you are only billed with one invoice from Google for all your GCP products and Services and that you can pay in localized conditions.
Go to the GCP Marketplace: https://console.cloud.google.com/marketplace/details/bkper-public/bkper
Login with the book owner account.
Scroll down and Click Subscribe on to the Bkper Subscriptions of your choice.
Confirm your plan, mark the checkboxes and press the blue Subscribe button.
Activate your account on Bkper.
On the Bkper GCP Marketplace page you can now see your Subscription status.
You are now ready to work with your Subscription plan on Bkper.
Scroll to the Subscription overview on the Bkper GCP Marketplace.
Click Change on the new Subscription of your choice.
Confirm the Change
Scroll down to Subscription overview on the Bkper GCP Marketplace.
Click Cancel Subscription at the left bottom.
You can check your Google Cloud Platform billing status on the GCP Cloud console: https://console.cloud.google.com/billing