A good feature of cs5 Illustrator, software by Adobe is that it provides you with the option to align your drawings. This is an inbuilt feature that can be turned on and off according to your requirement of the Illustrator objects present on your page. Different Adobe Illustrator lines appear on your page when you move your artwork around showing you where the drawing is aligning and who it is aligning with. Therefore learning how to use smart guides in Adobe Illustrator can prove to be very helpful.