When working with a complex Illustrator document with lots of objects, use the Selection menu to to make complex selections much easier.
When it comes to type-formatting options, InDesign is the best. Follow along with this video and learn how to make your formatting and styling easier with nested styles. This lesson covers topics like Drop Caps and GREP styles.
With the Creative Cloud, Adobe has added the package feature to Illustrator. Now, Illustrator can export all of your images and fonts used in your design into a folder that can be sent to your printer. It makes transferring a project that much easier.
QR codes are an exciting new marketing tool where any reader with a smart phone can scan the code and instantly be taken to a web page. InDesign Creative Cloud now allows users to create QR codes inside the application. The graphic is vector-based so it is scale-able to whatever size that is needed.