Next on how to best utilize your Facebook Business cover page...
Show an inside peek into your shop or workspace!
This can help in different areas;
let them see what they are missing, help them to see that your aesthetic is their aesthetic, let them know you better, or for your physical shop or restaurant - help them to feel more comfortable with walking into a new place. If you want your client to feel at home with you, then this is a great way to let them in on your everyday space.
Here are a couple of examples!