Facebook have introduced a new feature called Custom Audiences.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhd-MnBuOmHaJZp6zNpx7qzxEkAJorviQ2wBsgNEMbTBTUxwsCzGg-xvddrjeTgjR3JQ7dQGWrsqvWmSoVCsOQWTijYz8snccWsCMX0oXi3UBffX0s_pBGcVYuu521lxVURWKWs2TOSU3g/s200/Facebook.jpg)
Basically you upload your customer list to Facebook – they link
up the information to identify your customer’s Facebook identities, and behold,
you have a Custom Audience of your customers on Facebook.
Sounds like a good way of expanding your Facebook exposure.
Check out the details here - http://www.facebook.com/help/459892990722543/