Get Started with Adobe InDesign and Illustrator, Basix Tutorials from Vectortuts by LoungeKat, Get started with Adobe Illustrator and Indesign with this handy collection of beginner tutorials from the archives at Vectortuts .
Find the Pen Tool Difficult? Try This Adobe Illustrator CC Workaround! by Sharon Milne, The Pen Tool has many functions, but it's specifically using the handle bar function which provides a road block for people.
Create Objects' Shapes Using the Pen Tool in Adobe Illustrator