More than bonus miles. The United Mileage Plus Online Mall is giving away a total of one million bonus miles. Purchase something on the Web site before Dec. 31 with a value of $50 or more (or visit the rules and find out how to enter without buying anything) and be automatically entered to win one of these prizes — One (1) Grand Prize — 100,000 Bonus Miles; five (5) First Prizes — 50,000 Bonus Miles; 25 Second Prizes — 25,000 Bonus Miles, and five (5) Third Prizes — 5,000 Bonus Miles. Each qualifying purchase counts as a single entry. Here’s the fine print: http://www.mponlinemall.com/rules