🤝 B2B Sales

The Importance of Customer-Centric Sales

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The Importance of Customer-Centric Sales training image 1
⏱ Training hours2 hours
🏢 FormatOn-site delivery · Customized design
👤 InstructorJohn Kim
✅ Key OutcomeBuild a sales mindset and practical methodology

The Importance of Customer-Centric Sales is a hands-on program for sales professionals. In 2 intensive hours, participants learn a structured sales process, from identifying the right customer to the HAS success rules of selling. Drawing on the field experience of John Kim, CEO of Nanum Consulting, the practical curriculum covers core skills for improving sales results and building customer relationships. It pairs foundational sales knowledge with motivation, helping sales reps build their skills and deliver results, and it teaches them to understand customer needs and design tailored sales strategies. The curriculum is backed by Nanum Consulting’s training experience with 50+ major corporations and institutions.

Who is this course for?

This course suits practitioners and leaders at companies and institutions that need B2B sales capabilities. It is especially recommended for organizations aiming to “build foundational sales knowledge and motivation.”

What will you learn?

  • Foundational sales knowledge and motivation

Curriculum

Module 1: Identifying the Customer
  • Persona development: defining the customer, selecting channels
  • Traits of the 1970s, 1980s, and 1990s Generations
  • → Born in 1975: caught between the college entrance exam, the IMF crisis and the financial crisis (the sandwich generation)
  • Rapid Change: Individuals, Companies, Society
  • → Change the Driver: Millennials and Gen Z (internal and external customers)
  • Quickly reading a customer’s social style
  • Building an empathy map and a customer journey map
Module 2: HAS, the Success Rules of Selling
  • H: Habit
  • A: Attitude (a confident, positive attitude)
  • S: Skill (professional techniques and methods)
  • Mental Training for Salespeople
  • Value proposition basics
  • Recommended communication channels by generation

Expected results / After the course

  • Build a sales mindset and practical methodology

On-site training references

Kyungil UniversityShinhyup Credit Unionand more

We tailor this course to your company

From diagnosis to execution — Nanum Consulting

FAQ

Suited to all employees who communicate directly with customers, including sales, customer service, and marketing teams. Especially effective for sales reps who need to improve results and for staff who manage customer relationships.
A hands-on curriculum that systematically teaches customer targeting techniques and HAS, the success formula for sales. Rather than just delivering theory, it provides concrete sales strategies and execution methods grounded in customer-centric thinking.
In 2 focused hours, participants learn the core principles of customer-centric sales and practical techniques they can apply right away. Though short, the session maximizes impact through instructor John Kim’s systematic curriculum, giving participants skills they can use on the job immediately.
Instructor John Kim has extensive experience delivering customer-centric sales training at many B2B companies. His hands-on teaching style and systematic programs earn high satisfaction from participating companies, and he has a track record of many cases where sales performance improved in practice after training.
Nanum Consulting website QR code — scan with your phone to open

The Importance of Customer-Centric Sales

The Importance of Customer-Centric Sales is a hands-on program for sales professionals. In 2 intensive hours, participants learn a structured sales process, from identifying the right customer to the HAS success rules of selling.

Duration2 hours
FieldB2B Sales
InstructorJohn Kim
Training objectives
  • Foundational sales knowledge and motivation
Expected results
  • Build a sales mindset and practical methodology
Curriculum
Module 1Module 1: Identifying the Customer
  • Persona development: defining the customer, selecting channels
  • Traits of the 1970s, 1980s, and 1990s Generations
  • → Born in 1975: caught between the college entrance exam, the IMF crisis and the financial crisis (the sandwich generation)
  • Rapid Change: Individuals, Companies, Society
  • → Change the Driver: Millennials and Gen Z (internal and external customers)
  • Quickly reading a customer’s social style
  • Building an empathy map and a customer journey map
Module 2Module 2: HAS, the Success Rules of Selling
  • H: Habit
  • A: Attitude (a confident, positive attitude)
  • S: Skill (professional techniques and methods)
  • Mental Training for Salespeople
  • Value proposition basics
  • Recommended communication channels by generation
About the instructor
Instructor John Kim
John Kim, Lead Instructor
10 years in industry · 15 years teaching (3,000+ lectures)
Education
· MBA (advanced major: Marketing), Korea University Graduate School of Business (graduated)
· Sungkyunkwan University Consultant Program (completed)
· Sogang University Graduate School of Business, Short-Term MBA (completed)
· Seoul National University Lifelong Education Instructor Development Program (completed)
· Chung-Ang University, B.A. in English Language and Literature (graduated)
Experience
· Current: CEO, Nanum Consulting
· Formerly at Hyosung Corp., Daeduck Electronics and Shinhan Diamond: overseas assignments and strategic planning (10+ years)
· Current partner instructor, Expert Consulting
· Current: Partner instructor, PSI Consulting
· (Current) Partner instructor, Korea SMEs and Startups Agency and SME Training Institute
Credentials and publications
· Certified consultant
· Certified teacher
· Completed official IDEO Design Thinking training
· B2B Marketing Design (1 Apr 2025)
· The Chinese Diamond Tool Market: Present and Future (co-authored, Korea Tool Association)
· Battles That Changed History and Innovative Weapons (in progress)