In a recent article here on Lightstalking, we introduced you to the considerable benefits of the open source software Gimp. Of course it’s all very well to tell you about such programs but as with any software, it can have a steep learning curve. For this reason, we are going to do a series of tutorials to teach you how to get the best out of Gimp. In this tutorial, we are going to learn how to add sparkle to dull shots.