How to make store bought filo dough.

I hear from friends with professional culinary training that the chefs make them do it once in school as a form of torture and a demonstration of why one should buy the prepared frozen dough :-)

http://greekfood.about.com/od/greekbreadspitas/r/phyllo.htm

There's a link to the photo tutorial in the instructions.

Assuming you want to know how to work with filo dough. http://www.bbc.co.uk/food/techniques/working_with_filo