You can make anything you can think of in Rhino. There are many ways to make the same thing, some as are good as the other, some will lead into problems in the future. I can show you how to take .obj files and make them useful in Rhino. As they are, they are useless for making paper models, or let's just say, they take many more steps. Making a nice Render is different from making a paper model. With Rhino, you are essentially unfolding each part as you go along, it is just a matter of your preferences how you wish to put the flattened pieces and instructions together. Frame the Tiles of the Space Shuttle, to Nike Sneakers, to the Sets of the SpiderMan, and many other buildings, these are just part of the areas Rhino covers. The list is vast. Another major field is Jewelry, medical instruments, Medical Diagnostic devices, Hybrid cars, it's almost endless. You ability is it's limit, and if you like to experiment, you learn even you. You can make a crazy part, find the shape you need in it, and with one curved or straight line, extrude that line and cut out that shape in views, such as TOP, RIGHT, FRONT..