Social networks: pros/cons

Social networks are having great importance in today's society. These days people are used to surf on the Internet and they use social networks every time more. Social networks give us the opportunity of meet new people or back to talk to old friends you thought you would never come back to know about them. Moreover, there are social networks to search relationships or just friendships. By social networks people usually disseminate information to people to know some issue in particular such us: missing people, advertisement, some people movement and even the strikes are said by them. On the contrary there are many cons in this issue, above all in young people. Children and teenagers who use social networks are introduced in a cloud world where they don't realise it is not real. Maybe they meet people who are not like they say to be. Also, our information is public and someone could hurt us. There are hackers who dedicates their time to control people's nets. In conclusion, social networks has helped us in much aspects. However we should be careful with we upload and say by them.