1. Machine settings
   1. Changing spot power
   2. Changing jog and frame speed.
2. Inspection of machine setup
   1. Bed parallel
   2. Laser alignment inspection
3. Cut Testing
   1. Test files
   2. Ramp Test
4. Lightburn Tips/Tricks/Features
   1. Avoid inner shape bug
   2. Restarting in event of power failure
   3. Restarting file from specific point.

Assumptions to avoid:

  focus is same on all parts of bed
  strength of cut is same on all parts of bed
  your reload of file went through okay