How can Photoshop be effectively used for image manipulation

Photoshop is used for lots of different things mostly images. It can be used for Fan pics, postcards, posters and books covers. With tools like spot healer that can be used in a magazine involving model face (close up) and help get rid of spots if they have any.

If you'll a fan of a TV show you photoshops can be used to create fan picture but cutting images and attach to you're pic aswell as changing the colours, brightness, add text to it. Mostly anything.

Photoshop you can also make 4 square postcards which you can attach four photos in each corner. It's awesome if you like making you're own cards.

It can also be used for if you're working on a film and need to create a poster, photoshop can be used to combine pictures from the film and attach of onto a poster size page