There aren’t any current rules, it is depending on the company you are applying. There are companies that require only brief resumes, in other cases you need detailed information, professional keywords usage and so on. If I were you I wouldn’t bother with all of that problems when you can just go to the
https://top5resumewriting.services and choose one of those resources. I wouldn’t say it is unfear, resume writing and hiring is one of the unique professions in the modern world