Nikon's D5500 DSLR is an update to the popular D5300, featuring a touch-sensitive rear LCD screen and improved ergonomics. In almost every other respect, it's a compact, lightweight 24MP entry-level DSLR similar to its predecessor. This is a comprehensive step-by-step guide to the Nikon D5500 that includes a pull-out reference card. Author Jon Sparks provides practical tips on how to get the best from this versatile camera.