Which payment methods can I use to subscribe for Annual Billing? N.Makarov February 06, 2020 10:43 Updated Follow Annual Billing Subscriptions can only be purchased with a credit card. Related articles Do you offer annual billing? What payment methods do you offer? Can I ask for a refund if I change my mind on Annual Billing? I received a strange email from Mailjet. Is it a phishing attack? Where can I find our invoices or get a copy of an invoice?