Often in my career I have to make an estimate about the so-called "level of effort" (LoE) to do a thing. What's the LoE for me to do a demo for this customer? What's the LoE for me to help respond to this RFP? What's the LoE for me to participate in this conference? The critical metric by which I usually have to measure the LoE is time. People, equipment, venue, materials, and location are rarely ever a limiting factor. Time is always the limiting factor because no matter the circumstance, yo...