أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
I always go with the modern way, much more adaptable to the new trends.
Certainly when we use modern ways of development of salesmanship because its science so must be develop .
Thanks
Actually , it depends on Situation- Field- Team- Region- Product \\ Service- Organizational culture , in general both of them work , we can use some modern methods in some spots and conventional methods in other ways .