My thought, too. I guess Obama didn't have a Valerie Jarrett to whom he could hand off the letter. Also, it appears he did not put his magic hand on Brewer the way he did on Perry. I think when he does that it's to give the signal of dominance.
Clinton used to do that to people too. Right before he dry-humped their thigh.
Yikes had to re-read it!!
No, he touched Perry ‘cause Perry’s a guy. Obama doesn’t like to touch women - they have cooties.