Originally Posted by Notenut

This afternoon I received this targeted AA offer:

Make your dine worth even more with the 500 Reasons to Dine Bonus! Dine at any AAdvantage DiningSM location this month and you can earn 500 American Airlines AAdvantageŽ bonus miles.

No mention of a registration, and at least there is no $40 minimum spend.
No big deal, but I'll take the 500 miles.
It will be interesting to see if the other RN airlines offer something similar (hopefully better).