I have never been interested in pens. In my line of work, a pen really is a tool and when I say tool, I mean the kind that gets thrown into a box of screw-drivers and whatnot or left to rattle about in a bag with two large tape measures and a torch. To that end, I only really use two (types) of pen. i) a simple Bic Biro for when I am on site ii) a Gel pen for when I am in the office making notes The reasons for those two are simple: the first is because ...