id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
crln-7907	Landis, Cliff	Social networking sites: Getting friendly with our users	2007	4	.pdf	application/pdf	1989	139	51	Beyond these three basic criteria, so­ cial networking sites may include additional features, such as private messaging, sharing music/videos/photos, blogs, groups, and user­created applications.1 Growing alongside social networking sites have been other Web sites that include social networking features (sometimes referred to as social media sites). As social networking sites add more tools, and as more social media sites add profiles, the line between these two types of Web site will continue to blur.	cache/crln-7907.pdf	txt/crln-7907.txt