14 things Black Friday workers wish shoppers would stop doing

There's just something about Black Friday that turns even the most ordinary, usually-well-mannered people into frenzied shopping monsters.

"I can't believe the level of rudeness that somehow comes out of people this day," one former Black Friday worker told Business Insider.

"I had my fair share of rude customers on regular days, but Black Friday brings out a really ugly side to people," she said. "I'm sure it's a combination of being out there early and the long lines, but I can't imagine being rude to someone else over a discounted sweater."

If you have any sympathy for the people working in retail on Black Friday, who often have no choice but to be there, you'll try to do better as a shopper.

To help you out, we asked Black Friday workers and ex-workers - who have worked at stores ranging from high-end Manhattan boutiques to big box retailers like Best Buy, Walmart, and Target - to anonymously share the annoying things they wish shoppers would stop doing.

Here are 15 things you may have been doing wrong this whole time.