Six trade secrets from the pros: The seat map that lies, the $15 fee you can kill and the $12 part that “fixes” a dead dryer.

Round 2 of our most-loved format. The airline seat map is a sales floor, not an inventory list. The hotel’s 800 number can't help you, but the front desk can. Plus, the $15 modem rental fix, the $12 dryer trick, the help desk’s sacred order and the photographer's one-second habit. The post Six trade secrets from the pros: The seat map that lies, the $15 fee you can kill and the $12 part that…