sharing sites that also organize pictures but through a social network. There are two classes of picture organizers: Automatic picture organizers. These are software packages that read data present in digital pictures and use this data to automatically create an organization structure. Each digital picture contains information about the date when the picture was taken. It is this piece of information that serves as the basis for automatic picture organization. The user usually has little or no control over the automatically created organization structure. Some tools create this structure on the hard drive (physical structure), while other tools create a virtual structure (it exists only within the tool). Manual picture organizers. This kind of software provides a direct view of the folders present on a user's hard disk. Sometimes referred to as image viewers, they only allow the user to see the pictures but do not provide any automatic organization features. They give maximum flexibility to a user and show exactly what the user has created on his hard drive. While they provide maximum flexibility, manual organizers rely on the user to have his/her own method to organize their pictures. Currently there are two main methods for organizing pictures manually: tag and folder based methods. While not mutually exclusive, these methods are different in their methodology, outcome and purpose. Presently, many commercial image organization software offer both automatic and manual picture organization features. A comparison of image viewers reveals that many freely available software packages are available that offer most of the organization features available in commercial software. However, not all image viewers offer organizational tools. Popular picture organizers include Google's Google Photos, DigiKam, Adobe Systems's Elements, Apple's Photos, Phase One's Media Pro 1 and Novell's F-spot. Common key organizational tools provided by picture organizers are: Organization by date or date range Tagging of pictures with attributes including location, people, and Storing the same picture in multiple virtual folders Rating of pictures Music organizers Music contains unique attributes such as artist, album, genre, era, and song title used to organize the songs. The desktop organization of music is primarily embedded into audio players and media players like Amarok, Rhythmbox, Banshee, MediaMonkey, Songbird, and Apple's Music app. Organization is used to create playlists, or to organize the media collection into a folder hierarchy, by specific artists, albums, or genres. Another type of music organizer allow a user to organize their media