Day 81: As the days get shorter, you will find it necessary to shoot in lower light—indoors as well as at night. This week, 100 in 100 explores ways to get the best quality images after the sun goes down. There are few if any secrets about capturing images when light is low. The ingredients are a witch's brew of fast lenses, high ISO settings, and appropriate camera supports. What sets a successful image apart from a less successful one is not how these ingredients are combined but what you did before the image was captured...(Read it all!