boundaries and scales are crucial in workplace interactions. everyone has their own work habits and personal space. clarifying and respecting these boundaries can effectively avoid unnecessary conflicts. when communicating with colleagues, words should be appropriate and appropriate, neither too familiar nor too cold and distant. maintaining a proper sense of distance can help maintain good working relationships. when faced with task allocation or collaboration, it is important to clarify the scope of responsibilities, avoid overstepping authority or shirking responsibility, in order to ensure smooth team operation. in addition, the privacy and sensitive information of others should be strictly kept confidential and not discussed casually, which is a basic quality that professionals should possess. in short, the boundaries and scales in workplace interactions are like traffic lights in interpersonal communication, guiding us on how to maintain harmony and efficiency in complex and changing work environments, and jointly promote the development of our careers.