John Ruhlin
John Ruhlin has written at least 3 books. Their most popular book is Giftology with 11 saves with an average rating of 3.8⭐.
 Giftology Giftology
| 3.8 | 7 reads | |
Giftology Giftology: The Art and Science of Using Gifts to Cut Through the Noise, Increase Referrals, and Strengthen Client Retention
| 2 | 1 read | |
 Giftology Giftology: The Art and Science of Using Gifts to Cut Through the Noise, Increase Referrals, and Strengthen Retention
| 0 | 0 reads |