How to composite photos using Photoshop
Composite photos, which are defined as two or more images blended together to create a final image, makes the process of compositing sound quite simplistic, but the truth is that it’s far from easy.
http://bit.ly/photo-compositing
The following tips will make creating your own composite image much more straightforward:
1) Have a strong creative concept
2) Plan your composite image
3) Understand the different Photoshop tools
4) Organise your workflow
Compositing takes time, planning, a keen eye for detail and a good knowledge of Photoshop helps too, so if you're new to compositing or looking to grow your skills, the link below will give you some great advice on how to create amazing composite images using Photoshop.
http://bit.ly/photo-compositing
I hope you enjoy - let me know what you think in the comments!