There’s real data behind using language to build trust  Fast Company explains that 'you guys' may seem neutral to some, but it still carries male-coded baggage. (of course it does, ask any woman!) Preply’s Business Communication Survey found 'Hi (name)' and 'Hello team' to be the most professional greetings. 'Hey guys' and 'Yo'? Not so much.  The Wall Street Journal reported how vague greetings like 'Hey' in workplace chats can create confusion and even trigger anxiety.