pp2's and rsr's are created by Poser from imported props when stored to the library. Carrara exports OBJ format which can be used by Poser. All you have to learn now is how to model in Carrara, then export to OBJ format. You can make a funnel in the spline modeler in about 30 seconds. Start on page 142 of the Reference Guide and dig in deep. -JH.