* 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.