How easy is this, join Best Western Rewards at this link and earn 250 free American Airlines miles. You must set your earning preference to American Airlines AAdvantage® miles by Apr. 11, 2011.
# Be sure to provide your Best Western Rewards® number at check-in and earn additional 250 AAdvantage® miles on every stay.
# Between February 6 and April 11, 2011, REGISTER for the spring promotion prior to your first stay and earn 500 AAdvantage® bonus miles on your first stay, 750 AAdvantage® bonus miles on your second stay, and 1,000 AAdvantage® bonus miles for each stay thereafter.
# Keep staying and keep earning: There is no limit on the number of bonus miles that can be earned during the Promotion Period.
Looks like this gives you Gold status (bottom elite tier) as well.
Watch the email opt-out checkboxes during signup