133) What is the follow-up step of the selling process? Why is it important? 134) How is the personal selling process and customer relationship management interrelated? What are the primary requirements of value selling? 135) Briefly explain the major sales promotion tools. 136) What is personal selling? 137) What is the role of a salesperson in a territorial sales force structure? 138) Under what conditions is a company most likely to use a product sales force structure? 139) Why and how do companies use workload approach?