Originally Posted by AC110
It's pretty much impossible to say for sure, but I think the best strategy is to dress smartly (my favoured uniform is blazer, khakis, dressy shirt), be pleasant .
Sounds reasonable, but if you overdo it, (like a guy I saw recently) you take forever to clear security. Remove jacket, remove cell, remove blackberry, take off belt with lots of metal, remove huge watch, untie and remove shoes... you get the idea...
...and of course he waited until right before the screening to do all this because he was closing a big deal (I think with Domino's) on his phone while waiting in line.