Add Scoring lines:
Scoring lines are 1/2 depth routed paths placed between jobs, so that each board may be easily snapped apart from the panel.
Add Outline layer:
The outline layer is use more as a reference guide where a new layer is created with all individual board outlines plus the panel outline.
Add Crop Marks to Silk Layer:
Crop marks are placed onto the silkscreen layer at the four corners of the final panel. Some board manufacturers may require crop marks.
Add Cut Lines to Silk Layer:
Cut lines are board outlines placed onto the silkscreen layer used to help guide you in cutting out the individual boards from the panel.
Clearance for cut lines:
Spacing of cut lines from true boarder edges.