Some of the pros for executing data driven marketing efficiently are:-

1. Joint collaboration with IT department and marketing team is the key to achieve efficiency.

2. Hiring an industry analyst, professor or data scientist to review the data before publishing is necessary to check accuracy.

3. Planning the data collect and analysis before starting the project will help immensely.

4. It is important to focus on what the data means and what are its implications.

5. In order to increase exposures create strong relations with media and analyst (to find out what kind of data suits best for them) before publishing the data.

6. Company should decide whether they want to invest in product growth or data marketing.

7. If the company doesn't have data they don’t need to invest in costly data gathering procedures. Inexpensive tools are easily available.

To know more, read article by James A. Martin on the link : http://www.cio.com/article/3052442/marketing/how-to-do-data-driven-marketing-right.html?page=2