Our best tips for navigation are:
1. You must have a 3-button mouse; the Mac mouse with the slide simply does not work in Sketchup
2. To Orbit you push your scroll button in until it clicks, and then move your mouse, and you will Orbit around the model
3. Zoom is simply by scrolling in or out ( You can change the direction is Sketchup settings
4. Pan push the scroll wheel until it clicks and push "Shift" on your keyboard Or, if your fingers will let you click the left button on your mouse and click the scroll wheel at the same time.
**If you have PlusSpec-related questions, please use our forum.