Jus_a_Nick said:"Ah Pao: A grey card is used to set custom white balance, I believe, not so much for bouncing the flash.
Of course, if you want a particular colour cast for your flash, you can use whatever colour you want--red, yellow, green--for creative results. "
The other side of the grey card is pure white, i believe SS means that side rather then the "grey side"
cheers.
Ah...that sounds gd to me! haha...why didnt i think of that! :sweat: