Please double check all the card details and try again paying particular attention to the card type and security code on the back. If you still have no luck please contact us and we can check what part of the information the system doesn't like. iPMI Magazine Digital uses leading merchant payment provider Worldpay as a merchant to power all payments online. Worldpay has been a pioneer in card payments, multi-currency processing, online payments and contactless, and is aiming to lead the way in expanding global reach, data analytics and optimisation, and the emerging field of integrated payments. On a typical day, they process over 31 million mobile, online and in-store transactions – that’s around 400 a second. In 2015, they processed 13.1bn transactions with a total value of c.402bn. They support 400,000 merchants in 126 currencies across 146 countries, offering over 300 payment methods. They are the leader in payments in the UK, where they process approximately 42% of all transactions.