Are the media relationships differ from the real o

A man made an attempt while walking on the street, he would meet some one and say I like your shirt, then walk a distance to meet another and tell him: will you be my friend, after that move to other destinations and comment on ladies dress and say it is so sexy, walk other distance and tell another how was your day?, meet another and tell him good morning.
The man said at the end I found my self surrounded with a police man, psychatrician and social worker.

How much does relation in the communications media differ from real life, and why would some of us find it difficult to have relation in real life but we might easily make friendship with people around the globe through media and communication devices.