1.Lightroom is easier to learn than Photoshop 2.Lightroom already contains a big number of post-processing tools (as shown above) – good for 90%+ of editing tasks 3.Lightroom will help you in establishing a solid photography workflow process 4.Lightroom makes you more efficient, because you can go through and process many photos quickly, without having to deal with opening and closing files 5.Lightroom will keep you organized by cataloging all of your images in one place, making it easy to find and work with images 6.As a file and media management tool, Lightroom allows creating folders and sub-folders in your hard drive and can mass-rename files using templates. 7.Editing images in Lightroom is non-destructive, which means that the original file never gets permanently changed, whereas Photoshop is a mix of destructive and non-destructive editing 8.Unless separate layers are kept for every change, Photoshop does not keep historical changes. With Lightroom, you can go back and restore earlier settings after making changes 9.Lightroom can display image metadata as an overlay as you edit photos. Photoshop cannot do that once an image is opened 10.Lightroom is more than twice cheaper than Photoshop