1. Social Networks with Sub Communities .... as in the real life !!! By José Alvarez Muguerza
2. Why to share my family gossips with my coworkers??? Is that my boss in a stag weekend??
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5. "On Monday morning, a friend of mine insists to chat me about a nice girl he met during weekend. I prefer to set my status as busy. Same time a customer is thinking of buying 5000 units of my products...but as he is seeing me busy, he doesn't bother me...."
6. So, why to place all my contacts in a huge contacts bag??