have one. the bright sun can make deep shadows in the face. use the fill flash feature on your camera if it has one. this will penetrate the face’s deep folds.
a lot of amateur photographers do not believe that a flash is necessary for a great picture, but you would do well to reconsider this stance. the sun can cause odd shadows and lighting patterns on your subject. if you have fill flash on the camera, set it to this. the light from your flash will then sink into the folds on the face.
pick out photos that are distinctive or demonstrate a new way of looking at a familiar subject. 