CV (in translation from the Latin. Suricum vitæ - “the course of life”) implies a more voluminous document than the classical summary. It should list all the specialties that you have received, additional courses, places of employment, positions that you occupied and responsibilities in chronological order.
The resume is an assignment document. It can even be called the marketing level. A resume is not just talking about you. It provides information needed by the employer. For example, an employer does not need to see a list of all refresher courses.
When I started my way in sales. I was also looking for information about the difference between a resume and a CV and how to write a CV correctly. If you are like me
CV sales assistant used this article.