Rick Perry can order the security measures he has done on his own. He can join in lawsuits but he can't make law. Neither can Brewer or the governor of Alabama.
Rick Perry has proven his commitment to border security and he doesn't just joke about it.
His Veto of HB 2006 in 2007, Remember? Re: Eminent Domain for the Trans National Corridor? Those actions and many other tells us more about where he stands and with whom then anything you can now say.