When trying to incorporate Social Media into your website it can be difficult there are so many different things to add to your website in regards to SEO but, Facebook also?? Yes, Facebook and other social media platforms can impact site traffic or display on those platforms. To make sure you show up on those platforms you will first want to find the documentation they offer in regards to being found. They will have specific guidelines to follow in regards to being located within that system specifically that may not apply to other systems (They typically don't! Facebook and Instagram use the same).
Social Media Platforms
How important is Social Media?
Google now processes over 40,000 search queries every second on average, which translates to over 3.5 billion searches per day and 1.2 trillion searches yearly worldwide.
Google is the most widely used search engine having them index your site can greatly improve traffic and conversions to your website.

Most content is shared to Facebook as a URL, so you must mark up your website with Open Graph tags to take control over how your content appears on Facebook
Without these tags, the Facebook Crawler uses internal heuristics to make the best guess about your content's title, description, and preview image. Designate this info explicitly with Open Graph tags to ensure the highest quality posts on Facebook.
Twitter cards are used to control the website's appearance on twitters search engine and how it's displayed and what's displayed.
With Twitter Cards, you can attach rich photos, videos and media experiences to Tweets, helping to drive traffic to your website. Add a few lines of markup to your webpage, and users who Tweet links to your content will have a “Card” added to the Tweet that’s visible to their followers.
The Tweet embedded below shows a Player Card along with the text of the Tweet: