Things you should know about facebook

Update Facebook Status Using Email

If you can’t access Facebook then still there is option for you to update Facebook Status.  Login to Facebook account and from account settings, click on Mobile tab from left sidebar. You will find a unique email address that will be used to update Facebook status using Email.

Using your favorite email client, send an email to that email address with Subject as the text you want to appear in Facebook Status. After sending email, see your Facebook profile with new status update.

Turn Off Chat for Some Friends

Enable Chat for Some Friends

You can show online status to selective friends using advanced chat settings on Facebook. You can Turn off chat for some friends or become visible for selective friends using advanced Facebook chat settings.