While Facebook deleting this information, it's not accessible to other people using Facebook.
You can also click remember your password so you can access your account just by touching the application, without having to enter your details each and every time.
Click on it, fill in the details and get signed-up.
This couldn't be possible with the traditional app.
Check and enter the 6-digit security code.
Or maybe you already use it regularly but want to know how you can further personalize your account, better configure privacy options or create a fan organization page.