* New file: File -> New _> Camtastic file

* file-> quick load, then find the Gerber file folder

* File -> setup -> import/export. Import Option -> Use existing layer.

Editing

* zoom in/out: ctrl-scroll wheel

* Move command (icon with 2 arrows going down and two going down-right)

* rotate board

* Change snap grid: tools->preference: 125mils, 125mils.