1) Payment gateway charges Look at what is setup fees and transaction fee that a payment gateway charges. 2) Automatic billing system The recurring billing is a must for a business when it comes to monthly billing for the repeat customers. 3) See that it is PCI DSS You should see whether the payment gateway is PCI DSS compliant. 4) Mobile payment The Mobile payments support should definitely be on your checklist while selecting a payment business. 5) Integration of payment gateway with your site Selected payment gateway should provide easy integration options/plug-in with seamless user experience. 6) Help and…