Originally Posted by
IAHflyer
3. I'm not sure if you can access CO's Presidents Clubs coming off a BusinessFirst international flight, but if you can, head to the PC in Terminal E, the biggest and best one. (an onwards domestic first class ticket will not get you into the PC)
Yes, you can. Just keep your boarding pass and they'll let you in.
And I concur that getting to Houston is a PITA. Figure an hour each way at least to go to downtown. ATL is very convenient on MARTA and there are some great things to see. The Aquarium is phenomenal.