A winning CV has 2 objectives:

To illustrate your strengths and maximise your chances of getting through to interview and to put factual information, such as dates, places, names together in a presentable and readable form.

Focal Point
It is claimed that the human eyes are naturally drawn to a focal point one third down from the top of the page. Therefore, put your most useful information in this area. It might be your Profile, Key Skills, Professional Qualifications or details of your most recent employment. You can choose whichever you think is most important and relevant to your application.
Always get a second opinion when you have put your CV together. It is difficult to be objective about oneself.

Presentation
It is often thought that a CV should be fitted on to one side of A4. This can be difficult if you are a mature applicant with a long employment history. If you need to go on to a second page make sure that the CV is spread out over 2 whole pages, not one and a half pages as this looks messy.
As a