As a jobseeker nothing markets you than a C. In fact for foreign workers, the employers heavily rely on your CV. Many do not even do interview but only rely on your CV. Simply put a CV is your marketing tool. You get it right you are half way done to your dream job. It takes you the next stage of Interviews or the job itself.
The CV should show your achievements and your expected unique value to the employer in a brief and plain Language. Your high caliber recommenders or work area just spices the CV but can’t guarantee a job.
Remember the employer wants what you can do for him foremost. The others are simply endorsers of your CV not guarantors of your capabilities.
An effective CV will have the following at a minimum:
Format & Structure