On Facebook Page admins, you can now select from a group of call-to-action buttons — like Shop Now or Sign Up — to add to the top of their Page. The seven calls to action available are:
Book Now
Contact Us
Use App
Play Game
Shop Now
Sign Up
Watch Video
Facebook's call-to-action began rolling out in december 2014, and will appear in the U.S. over the next few weeks before going international next year.