Workplace experience in image manipulation includes brochures, signage, digital presentations and videos.
Generally I have sourced print ready graphics from stock photography websites like istockphoto, and overlayed graphics, text and other photos for promotional use.
More recently I have found using Adobe's free online version "Adobe Photoshop Express" has been sufficient in meeting the needs of photos hosted on Facebook, Flickr, Picasa and Photobucket.
(click on each photo to view).
If you look closely, the far right and far left banners can be used as stand alone banners for the respective brands.
This solution cost an additional $220 compared with a $1000+ alternative