facebook :
What is facebook ?
  Facebook allows its users to post images, photos,
videos, files and documents, exchange messages, join
 and create groups and use a variety of applications
                on a variety of devices.
         How important is facebook ?
 The advantage of Facebook is to easily get closer to
your customers. Theyhave a personal account and by
 following you, you can communicate directly with
      them. Adopt a tone that is both warm and
 professional. Your customers and prospects will be
 able to get an idea of your style and your qualities.
          What is the impact of Facebook ?
  Intensive use of Facebook would lower self-esteem. The
university of Gothenburg in Sweden conducted a study on a
panel of 1,011 (one thousand eleven) people with an average
 age of 32 years. It seems that those who use Facebook the
     most tend to have lower self-esteem than others.
   What type of activity of the Facebook ?
Facebook is an Américan company specializing in the
    field of new information and communication
  technologies, founded in 2004 (two thousand and
 four) by Mark Zuckerberg. It offers its customers an
 online social network service which allows them to
       exchange messages and publish content.