Get more people to take action. Your call-to-action button, Book Now, helps drive people to take actions that are important to your business. When you promote your call-to-action button, you can reach more people who are likely to engage with your business.
While creating your promotion, keep these tips in mind when writing your text and choosing an image or video. Consider what you like to see in your News Feed, write short, simple text and an attention-grabbing headline that reflect your business and the products and services you offer. Think mobile first before using a picture or video, look at it on your phone to ensure it's clear and any writing is legible.
Read more at https://www.facebook.com/business/help/465446147173921