Jack Griffin

Books
Luminary Luminary
Luminary
2025
How to Say it: Creating Complete Customer Satisfaction How to Say it: Creating Complete Customer Satisfaction
How to Say it: Creating Complete Customer Satisfaction
2013
How to Say It: Be Indispensable at Work How to Say It: Be Indispensable at Work
How to Say It: Be Indispensable at Work
2011
How to Say It® at Work How to Say It® at Work
How to Say It® at Work
1998
How To Say It for First-Time Managers How To Say It for First-Time Managers
How To Say It for First-Time Managers
2010