Anna Aspnes :
ArtPlay Palette Poppy
http://www.oscraps.com/shop/product.php?productid=27660;cat=383;page=71
ArtPlay Palette Simplicity
http://www.oscraps.com/shop/product.php?productid=32724;cat=383;page=4
ArtPlay Solids Simplicity
http://www.oscraps.com/shop/product.php?productid=32723;cat=383;page=4

This page is an example of the technique I use most often ... I play a lot with transfers (above or below the photo) and blend modes to color photos and / or add textures.