Popularity was never easily measured, until the advent of social-networking sites.
His family and friends placed news of his death on Facebook, the social-networking site.
The news of his death spread quickly on social-networking sites and sparked different reactions.
Major artists also used social-networking sites to promote their music.
Microsoft is just getting a feel for social-networking sites and is trying to help meet the needs of its users.
A few months later, it was one of the most talked-about social-networking sites in the world.
This social-networking site brings together psoriasis patients with similar interests and goals.
The company has just started a social-networking site, Nicktropolis.com.
That's because online social networks, also known as social-networking sites, have exploded recently in popularity.
Researching the access logs it was clear that the employee had been using social-networking sites during work hours.
