If you are in Facebook user, you might receive notifications of every action that your friends and you do on your Facebook account. Though, this is done to ensure your safety, it makes the inbox understand and difficult to handle. To resolve this problem you can either switch off notifications in your Facebook account or you can create a filter in your yahoo mail to directly send all the notification mails either to a designated folder or to the trash box. However, since the Facebook notifications let you know about any suspicious activity in your Facebook account, it is advisable not to send the mails to trash but create a separate folder bed these mails can be routed and you can do these mails and later if you want. Call yahoo technical support service number to get more advice and help.