What hesitations did you have about working with me?
What results have you achieved since we started working together?
How else have you benefitted from our work together?
What did you like best about working with me?
Would you recommend me and my services? If so, why and to whom?
Is there anything you would have liked to see done differently? If so, what?
What is the most important thing people should know about working with me?
Is there anything else you would like to add?