Oooh yes ... the lighting please! Especially how you add lighting to reflect off your model/elements. I struggle terribly with painting the lighting on. I end up looking like my model/elements are on the surface of the sun. Oy!
i've looked everywhere for a tut on turning a "daylight" photo into "nighttime" and while i've found several, they seem only to work well on the image the writer is using and not very well on anything else. ... also, i 5th or 6th or whatever number we are up to now, on learning how to do skin and to get that "slightly painted" look ... oh and the "glow" ... oh geeze, please just make us as good as you