just curious if always leaving the white balance on auto will it give the same result if i were to manual switch to flash mode, incandescent, cloudy, etc. is the auto just for people who use there dslr like a point and shoot and keep their exposer setting on auto too? last question. when im doing small shoots at home with lighting and flashes is it worth my wild to use a white card? thanks everyone i know ive been flooding the site with millions of questions lately i appreciate the help.