Do you support PayPal as a method of payment on B2B? No. We do not integrate with payment gateways. You can use our B2B Payments for your B2B Commerce Platform. Related articles What are the transaction fees for B2B Payments? How can my customer pay for their invoice before we ship the order? Mobile Sales App - Overview B2B Payments Buyer's Checkout Experience If my customers have a default discount on their price list, can they use a promo code on top of it?