How to make a file that can open your (for exemple Car) with the ADV DUPLICATOR in the GMOD???
Make something and weld it together, take out the Adv. Duplicator, click on it and go to the Q menu to save it. It will save to C:\program files\steam\steamapps\ your steamname \garrysmod\garrysmod\data\ your adv. duplicator folder.
Right click to copy.