You can’t talk to your customer while chewing gum: Mindful Doodles #168 February 2, 2019 Cai Mindful Doodles Mindful Doodles #168 You can’t talk to your customer while chewing gum. This man works in the customer service industry. He was speaking to his customer on the intercom with a screen. he was clearly seen chewing gum. Is it rude to chew gum while talking face-to-face with your customer?