Adobe Illustrator is used to create a variety of digital and printed images, including cartoons, charts, diagrams, graphs, logos, and illustrations.
Adobe Illustrator is also used in designing mock-ups which show what the website will look like when it's completed, and creating icons used within apps or websites. Here is the link to more detailed explained articles about how to use AI's features.
Here is the completely playlist for all the tutorials about Adobe Illustrator. But seriously, if you can google or youtube it you can find all types of instructions that you would need, and most important in common used languages: English, Russian, Thai, Chinese, English with Indian accent, ok, lame joke but you got the idea! :)
Test yourself and know about how good you are when it comes to creating visuals for Instagram of Facebook format. Here is a cute gif to remind that you can do it. Just ILLUSTRATE it !
