The purpose of writing a resume is not only to show yourself, but also to let the recruiter see your characteristics suitable for the position, including relevant work experience, excellent skills and well-matched personality. Researching the recruitment requirements of the target position and making the resume match better is an important link to improve the resume hit rate.
In the workplace, no matter how good the relationship is, it seems fragile in front of interests. Two people who can't wear a pair of pants can fight for their own interests. So the saying "the workplace is like a battlefield" is absolutely true.