1. Test your Makeup. Ever wonder why some people have streaks of white makeup in pictures (usually underneath the eye)? Well, they didn't apply the wrong shade of concealer. It's because their makeup was not "flash proof." While it may be invisible in daylight, some makeup clearly shows in photos. The best way to test this is indoors. Apply the makeup on your face or hand and take a picture using your flash. If it shows a lot lighter in the flash, then avoid it. While most m