There are many places online to find Adobe Illustrator tutorials. Some of them are free and some of them are not. Searching for Free Adobe Illustrator Tutorials should yield some answers.
Photoshop is Typically used mostly for raster image editing where Illustrator is used for creating new vector images from scratch... For Example: You could use Illustrator to make pictures for a...
It depends entirely on the project - Photoshop is an image and graphics creation and editing tool, based on pixel files. Illustrator is an original artwork and design program that is based on vector...