Ich beschaeftige mich alles andere als taeglich mit derartigen Marketing Themen, dennoch findet dieser Artikel von Rohit Bhargava mein Interesse:

7 Lessons On How To Be a Great Client

1. Provide clear direction
2. Invite us to the table early
3. Be honest about success factors
4. Take the advice you are paying for
5. Know what you don't know
6. Understand that changes affect timelines
7. Ask our advice