Flower Pictures - A Mild Obsession #3

Yellow daisy, oh yellow daisy - please tell me about fills and flags! How does one use them effectively? Good question sighs my daisy. An answer or two... One can shoot anything straight without flash in good daylight and get okay results. I've read a load of articles in the last few months saying that bright sunshine is bad, bad, really bad, for color saturation when shooting flowers or anything for that matter - true often, but not always so. One needs to consider all sorts of things - purpose, time of day, result required, etc! Dawn and dusk produce warm, shadowy light and if one wants to take a landscape photograph of note, this would be the ideal time to do it...using a tripod of course! Shutter speeds slow down in order to get the depth of field required, f16 or even f22, so one is often shooting at