It got underway on 21 April 2010. The button “like” is the delight of millions of people worldwide. With it, users can express appreciation for the content posted by a member of the network.
Using the Like button has become sacred in some areas: The number of pulses of this magical device has generated an infinite number of assessment products and services to all areas and aspects. There are businesses that expensive products based on the “Like” that the public gives them on their Facebook pages.
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Users who use button "Like"
Utility of the button "Like"
According to some psychologists, the "Like" button implies an enormous satisfaction for many users of Facebook, often in need of acceptance by others, even in minor chores.