Just got this email, check your inbox. Earn up to 1,000 bonus miles with BCKSTGR through December 15. Our new MileagePlus® partner, BCKSTGR, provides an easy way to earn award miles. For a limited time, you can earn up to 1,000 miles for signing up with BCKSTGR and linking up to three of your social media accounts.* Then, start earning more miles when you spread the word about participating brands on Facebook and Twitter. Plus, you can use your miles to purchase or bid on exclusive experiences, unique merchandise and much more. It’s easy. Create your BCKSTGR profile, link your social media accounts, and begin earning miles when you engage with participating brands. You’ll earn 1,000 award miles just for doing that through December 15, 2012. Then you can use your miles for exciting experiences and entertainment rewards offered by BCKSTGR as well as MileagePlus awards and more.