Originally Posted by [-0MEGA-]

I prefer Av mode just because honestly, there's usually no need for me to manually set the aperture AND the shutter speed. Usually it's one or the other, i.e. if I want to freeze action I'll set it to Tv mode, if I want more of the photograph to be in focus or less in focus (i.e. bokeh), I'll set the camera to Av mode. I also keep the ISO at 200 if possible, at least on the XSi I'm not that happy with the results at ISO400 or higher.