The good news is that most miter boxes come with a saw suitable for cutting PVC pipe. To use a miter box, cut slowly—doing so will ensure that the blade stays perfectly on course.

Using a tape measure and speed square, measure and cut the sides (A), ends (B), bottom (C), and lid (D) of the cable ...

I've seen sites that say to cut them with snips, and others with a hacksaw & mitre box. I've tried both ways, the snips leave the edges where i cut wavy and warped, and using a mitre box & hacksaw ...