Templates can eliminate the need for title, description, image_url
Use environment variables
Use MultiPartURLLoader from https://code.google.com/p/in-spirit/
Prevent collision with Flash 11's JSON
Use Uuid from https://code.google.com/p/actionscript-uuid/
Use Base64 from www.sociodox.com/base64.html
Remove extra parameters passed.
Allow BitmapData encoded to PNG to be uploaded.