Some people never learn.
First: Accept that baggage must be checked-in and you'll have to wait for it.
Second: Use curb side luggage check-in and slip the guy $20. No line, no hassles. Well worth the $20. They'll even overlook any overweight items
Third: Bring one change of clothes or the one item you ABSOLUTELY MUST have (like a suit if it's an important business meeting) as carry-on along with your laptop case.
Fourth: Accept that random "anal-probe" searches are goin to happen to you. Of course when you're running late, too.
Last but not least: My favorite.....on your return trip, place all your dirty underwear and socks in your carry-on luggage. Make them earn that random inspection