Adobe Illustrator can be a little tricky to get your head around, particularly after getting used to the workflow as applications such as Photoshop. The difference between layer use and creating and editing shapes can be especially strange at first hand. Luckily there’s a range of help available in the form of tutorials for free online. Here is my collection of hand-picked articles from various sites that every designer should see, whether you’re a beginner or advanced user, there will be something here for you!