Well I for one think they should go repaint the entire fleet as a bold competitive response...and...well...on second thought...
...fleet standardization! Sure, we'll just get rid of all those different types of airplanes and get down to...just...oh wait, we already only operate one type.
...how about buying another carrier?...hmmmm, maybe...after all, they've been soooo successful in the past and all..
...I know! Fractionals! That's where the REAL money is! Yeah, we'll start a corporate jet operation...and...well...
...RJs! YES!!!! We've got to go buy a few hundred of them RJs! By golly, that's the future of air travel in these United States! They're so profitable, comfortable...inexpensive....and, uh....
Actually, if they're smart they'll not follow the myriad bad examples out there of what NOT to do and instead just stick to what got them where they are today. And I'm not just talking about SWA.