In the forums I've noticed that many sellers are asking for help with Etsy & Facebook.
There are 3 ways to link your Etsy shop to your Facebook business page:
1. Put the FB ‘like’ button on your Etsy shop page
2. Link to your FB page in your ‘About’ section
3. Put your Etsy store on your Facebook page
Here are step-by-step instructions for the above —>
orangetwig.com/blog/connect-your-etsy-shop-to-your-fb-page?ref=s25
I hope that's useful to somebody!
Isabelle