There's this weird thing that happens in customer service where sometimes customers begin to misunderstand the relationship. To be fair, in jobs like retail and service, you're expected to wear a smile and put on a bubbly persona—as if you wouldn't rather be doing anything else than making an aging dead-eyed finance bro his daily latte. People, usually those who have never had the pleasure of working one of these jobs, don't appreciate this performance for what it is and tend to mistake the fac…