carpet tape

One of my most important tools is two-sided carpet tape. There are two basic types, sort of sticky and REAL sticky.  I like the aggressive, sticky type.One common use is as a clamp, where a real clamp won't work.  Here is an example.  I have my miter saw set up on my bench top. I need to cut 6 boards to identical length.I am lazy and I don't want measure twice, cut once (that would be 12 measurements!), I would much prefer to measure once (or maybe zero times as we'll see) and cut