According to a spokesperson for Facebook, the company restores characteristic lets customer receive e-mail announcement of new messages sent to their friends. For a while users have criticize that though they were allow to receive notification via e-mail (e-mail notifications) in settings of Facebook, they did not obtain any e- mail notification. A Facebook spokesman stated that the lack of notice is worldwide since Facebook is conducting an experiment on this feature. She confirmed that there are no issues with the system. "It was a trial fairly than issues," said. "Facebook regularly looking for ways to get better the user experience, ideas and test new products. Some thoughts are supposed to be tested to see how users respond. These ideas can be effectively give as inclusive products or return to develop further. “Facebook said the issue affects only a minute fraction of users.