You unlock Professional Photography achievement If you take a picture of all the professional photography stickers in Dead Rising 2: Case West earning 20 gamer score points.
Dead Rising 2: Case West PP Stickers Bonus Location Guide
You can watch the video for precise locations of every professional photography sticker. Next, you will need to take picture of each with your camera and once you have taken the picture of every sticker, achievement will pop up.
You have got an eye..