Three-quarters of Japanese social network users access the sites only from their mobile phones. This observation comes from a survey conducted last year with almost 4,000 social network users in Japan by Mobile Marketing Data Labo. In Japan, mixi and Mobage-town and Gree are incredibly successful social networks. MORE >>

June 2009 event when I ran a workshop on enterprise social networking, but the trend is true in general (from destination site, to networked services) as platforms create ecosystems (re: recent news on Salesforce, LinkedIn, etc). Other application-makers can now register at the developer site. LinkedIn Nov. MORE >>

The photo sharing social network Radar.net is shutting down and, thankfully, they have all undertaken all the key steps to do that sensitively and graciously. More in Social Media is Not An Experiment. “Remember when the site went down for 3 days and the Dev told us…&# Sad mixed with pleasurable remembrance. MORE >>

One of the more interesting articles I came across while on winter break was the dissertation abstract and presentation below on the role social network sites play as people adapt to different life transitions. A Transition From Destination Site To Platform Services ". Identity Social Networking & Collaboration MORE >>

Stephen Collins and I and a bunch of Twitterati got into a discussion about social media marketing campaigns and whether they should exist earlier today. By the way, I first raised these points in February 2008 in a post called Of course there ARE social media marketing campaigns. Diagram Social Media Marketing Campaign. MORE >>