The resell license is a single license. It is intended exclusively for resale to machine and plant operators. It enables maintenance and diagnostics of existing machines and systems and their software. Creating a new project and upgrades from the Internet are not supported. The license is saved on a Technology Guard (dongle). This permits multiple users to share the right to use Automation Studio on different workstations by connecting the Technology Guard with the single license to the respective workstation computer. This license does not expire. Technology Guard 0TG1000.02 is included in the package. See the EULA: www.br-automation.com/eula.