This question has options. How would someone go about accomplishing this goal?
How to use a zip blade.

Available options:
1). When cutting glass (thick or thin) with a zip knife or an exacto knife, it will cut like butter if you tilt the blade in relation to the object being cut.
2). When cutting cardboard (thick or thin) with a zip knife or an exacto knife, it will cut like butter if you tilt the blade in relation to the object being cut.
2).