I'm a software developer, but I got a copy of solid works from work. I tried to design a Garmin mount dog collar and failed miserably. I then asked a mechanical engineer to do it for me and he whipped it up in a few minutes. I was humbled by how hard it is to design physical products.

If anybody wants to track their dog: http://www.shapeways.com/model/1805713/dog-collar-garmin-mou...