Action Details
Requirements and how-to articles for Facebook's action:

Having a call-to-action button makes it easier for your audience to interact with your page.

You need this to get it done:

Create a Page Button
Choose what type of button you would like to add to your page (e.g. "Contact Us", "Learn More", "Shop Now", etc) and then choose where you would like the button to sent people to.
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How-To Articles
A list of useful links for you:

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