Activate Subscribe Button On Your Timeline On Facebook

1.First you need to visit https://www.facebook.com/about/follow and click on Turn On Follow tab.
2.Then a new tab will appear and ask you ''Edit Follower Settings'' and click on okay.
3.Now your subscribe button is ready
4.Go to your timeline and see the subscribe button there.
5.To remove the subscribe button you can do at settings in subscribe tab.

Get your subscribe button and get free from spam..

NOTE::FOR USING SUBSCRIBE BUTTON YOU NEED TO BE 18 YEARS OR MORE IN YOUR FACEBOOK ACCOUNT.IF NOT CHANGE IT.

For clearance visit here::
http://www.youtube.com/watch?v=Rf7iMzJYI78&feature=youtu.be