A few extra odds and ends...
PhotoCollect
upload images to a collection (like after a class or school event) to collect images by others and pool them
example:
http://photocollect.net/GailLovely/Lovely_Images/?code=Y8aRtplXPcaQioMTkAPGQEDk10MXUf
Just Beam It
short term (0r long term with account) file sharing
Show Me Whats Wrong
Help someone show you what they are doing on their computer without any tech challenges...