The HZ book is not a ready-made script for callers, but a self-instruction manual for those selling. Once in the right hands, this manual can answer many questions from both beginners and experienced salespeople and sales managers. Simple and effective techniques, including psychological ones, with examples of dialogues at any call level. How to work on the first contact, how to send letters and whether it is necessary at all, how to present a product and make a sale. How to get money from a client, how not to get burned by failures. You will definitely find all this and even more in this book, without water and soap.