With the ASW, software company from Belgrade, we have done the integration of new communication module between our WMS system and their ERP system, with two mutual clients. Development, customization and integration of communication module between the ASW Dominus ERP system and the BEL WMS by Logisoft, was done our two clients, the Gomex Ltd, Zrenjanin Serbia and Expo Commerce ltd, Kotor Montenegro. The new ERP system, with the new principle of operation, demanded that the WMS adapts to the ERP work procedures, so we developed a new form of communication module according to that.