Nothing to do with marketing as a subject but it is related . I find these tips useful . I hope you do too.

1.  Drive hard for results – productivity is to find joy of checking something off your list . The more productive individuals  and set goals relentlessly  to push themselves to complete the task.
2. Consistency – ” It will be done ” . Do not make excuses.
3. Knowledge & Technical Expertise . keeping up to date is a key aspect of productivity.
4. Energy & Initiative
5. Solving problems