You can create the design using any 2D Cad software like AutoCad, CorelDRAW, TurboCAD, Inkscap etc. Then Configure the lesser cutting setting like cutting speed and laser power depending on any non-material you want to cut/engrave.  Once parameter configured, just load the file in the machine using pen drive or directly via USB from computer. Select the origin from control panel and press play button. You may pause / resume anytime in between machine running. Machine can also resume even after unexpected power cut.