Want to add some grit to your pristine digital photos? It's easy. In this free Photoshop lesson from Nicole Young, you'll learn how to add dirt and grain to your images by using layer styles in Adobe Photoshop CS4 or CS5. For more information, including step-by-step instructions, watch this graphic designer's guide.
Want to master Microsoft Excel and take your work-from-home job prospects to the next level? Jump-start your career with our Premium A-to-Z Microsoft Excel Training Bundle from the new Gadget Hacks Shop and get lifetime access to more than 40 hours of Basic to Advanced instruction on functions, formula, tools, and more.