| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1998 | 978-0-9662689-0-4 | Jeffrey Tobe | The Communication Coach II: Business Communication Tips from the Pros |
| 2005 | 978-0-9662689-1-1 | The Sales Coach II, Selling Tips from the Pros, for the Pros! | |
| 2001 | 978-0-9662689-2-8 | Jeff Tobe | Coloring Outside the Line(TM): Business Thoughts on Creativity, Sales, and Marketing |