What requirements allow me to use the service? Deniz May 17, 2022 13:47 Updated You need a KLARA or Post login and must subscribe to the ePost Print&Send widget in order to use the service. Related articles Which browsers are supported? How can I adjust a pay slip that has been completed? Registered items: where can I get the Track & Trace information? Where can I download the software? Where can I download the software?