Płatności BLIK – payment in advance. In order to pay for your purchase with a BLIK app, you need to have a smartphone with internet access. Przelewy24 – payment in advance. A quick and easy online payment method. Payment card – payment in advance. Supported payment cards: Visa, Visa Electron, MasterCard, MasterCard Electronic, Maestro. Regardless of the payment method selected, we always make sure that your transactions are secure. The processing time for your order starts after a successful authorization of your payment.