The biggest disadvantage of social networking sites

Today the social networking sites bring many benefits for people. However it still remain some disadvantages. One of them is the risk of indentity theft and fraud. People who use the social networking sites can be attacked by the bad person. Because on the social networking sites, people often up date everything about the personal informations such as name, address or photos. The social networking is public so another people can steal and change your personal informalsons. It can be used for criminal purposes. Therefore be careful with informations that you want to up date. CORRECTED VERSION Today social networking sites bring many benefits for people, however some disadvantages still remain. One of them is the risk of identity theft and fraud. People who use social networking sites may be attacked by someone with bad intentions. As people often give personal information such as their name,address or photos onsocial networking sites and they are public, so another person could steal and change personal information for criminal purposes. Therefore it is important for people to be careful when adding personal information on their blog or facebook, for example.