Ordering instructions:
1) find an idea for your collage in the Collage Gallery or invent something by yourself.
2) attach your image(s) to the order form
3) type in the Comment area your plan for the collage. E.g. "stick face of "me.jpg" on the lower astronaut's shoulders"
Do not forget to attach your digital image(s).

In the most cases it's enough to attach a head shot to get a nice collage. In this example though specially taken full body shot will be very useful for better result.
Ordering instruction: type in the Comment area of the order form your plan for the collage. E.g. "stick the person of "me.jpg" on the "moonscape.gif"

See how it's done! Video tutorials for Adobe Photoshop and Adobe Photoshop Elements