Gradually, the " Digital business networks " are becoming the norm for supply chain exchanges with suppliers. More than half (53%) of respondents to Acxias' latest online survey say they have made it their preferred tool for shipping and receiving contracts, orders, delivery notes, Bills and other payment advice. With gains in terms of operational simplicity, efficiency and speed. Office software and messaging, especially the tools of the Office suite, resist (41% of citations), while historical online channels such as telephone or fax are no longer used at all for these flows. Nearly 6% of respondents indicated that they use "other tools", but did not specify their nature.