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...
You have to use the rulers to make rectangles around your links. then you go to Object, Slice, Make from guides. You also have to use the slice selection tool under the crop area tool on the...