German In Public Direct

: Do not cross the street on a red light, even if no cars are coming. This is culturally fundamental, especially when children are present, as you are expected to be a role model.

Is filming in a public area forbidden in Germany? : r/AskAGerman

: In formal settings, greet the highest-ranking person first. Use a firm handshake and maintain eye contact. Public Transit Tips

: Always knock before entering a closed door, even in an office setting. Avoid adding people on social media whom you have only just met; Germans generally prefer to keep their digital circles private.