<font face="Verdana, Arial, Helvetica, sans-serif" size="2">Originally posted by ordman:
I found the bit about booking in rows 7-10 of a 3clAAss and getting a free upgrade to J on some domestic trips interesting.</font>
This has been discussed in the AA forum on Flyertalk many, many times over several years (including specific flight numbers, difference between 767-200 and -300 seating, etc). And keep in mind that while you get better seats, your service (meals, etc.) is no better than in the back of the bus.