In-N-Out Burger bars employees in 5 states from wearing masks: A leaked memo from the company indicates that it wants to emphasize employees’ “smiles and other facial features” while serving customers.

https://www.nbcnews.com/business/business-news/in-n-out-face-masks-not-allowed-where-and-why-rcna94842 ​ So much for wanting to protect yourself (and others). Not sure how anyone is smiling widely at their wages anyway.