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Customer Service Course
Over 2 million learners across the globe

Customer Service Course

Launch a career in customer service with the skills employers actually look for. This course covers everything from handling difficult customers to mastering CRM tools and compliance requirements. You will graduate ready to perform on day one, in any service channel.

Dedika for businesses

What you will learn:

You will learn how to identify customer needs, communicate clearly across phone, chat, email, and social media, and resolve complaints using proven problem-solving methods. The course covers emotional intelligence, ethical conduct, consumer rights, and data privacy obligations. You will also get hands-on knowledge of CRM platforms, ticketing systems, and quality metrics. By the end, you will understand how to manage your own performance, work effectively within a team, and build a career path in customer service operations.

How you study practically Customer Service Course

How you practise Customer Service Course

For companies looking to train their teams

With Dedika for businesses, the course includes exercises and examples tailored to your own business and the way your company needs.

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Course content

8 Chapters • 38 LessonsDuration between 4 and 360 hours (you decide)

Chapter 1See details

Foundations of Customer Service

  • Lesson 1 • Customer Service Core Principles

    Introduces the values and standards that guide every customer interaction. Connects ethical conduct to measurable service quality outcomes.

  • Lesson 2 • Understanding Customer Needs

    Teaches operators to identify explicit and implicit customer needs during contact. Accurate need identification drives faster, more satisfying resolutions.

  • Lesson 3 • Professional Conduct and Ethics

    Covers behavioural standards, confidentiality obligations, and ethical decision-making in service contexts. Grounds operators in conduct that protects customers and the organisation.

  • Lesson 4 • The SAC Operator Role

    Defines the SAC operator's position within an organisation and its impact on customer relationships. Establishes the professional identity learners carry throughout the course.

Chapter 2See details

Effective Communication Skills

  • Lesson 1 • Adapting Communication Style

    Teaches operators to adjust language and approach based on customer profile and context. Adaptive communication increases comprehension and customer satisfaction.

  • Lesson 2 • Active Listening Techniques

    Trains operators to fully absorb and interpret customer messages before responding. Active listening prevents errors and signals genuine attention to the customer.

  • Lesson 3 • Written Communication in Service

    Addresses grammar, structure, and tone in emails, chats, and written records. Professional writing reinforces credibility and creates accurate service documentation.

  • Lesson 4 • Nonverbal and Paralinguistic Cues

    Explores how body language, silence, and vocal qualities influence customer perception. Operators learn to align nonverbal signals with their intended message.

  • Lesson 5 • Verbal Communication Fundamentals

    Covers tone, pace, clarity, and word choice in spoken customer interactions. Strong verbal skills reduce misunderstandings and build customer confidence.

Chapter 3See details

Telephone and Digital Channel Mastery

  • Lesson 1 • Social Media Customer Interactions

    Introduces public-facing service on social platforms, including tone, visibility, and escalation. Social channel responses affect brand perception beyond the individual customer.

  • Lesson 2 • Email and Ticket-Based Support

    Teaches structured email responses, ticket prioritisation, and follow-up management. Effective email handling reduces backlogs and improves first-contact resolution rates.

  • Lesson 3 • Omnichannel Service Consistency

    Ensures operators maintain unified service quality when customers switch between channels. Consistent experiences across touchpoints build trust and reduce customer effort.

  • Lesson 4 • Live Chat and Messaging Service

    Addresses response time, multitasking, and tone management in text-based live channels. Chat-specific skills ensure speed and accuracy without sacrificing service quality.

  • Lesson 5 • Professional Telephone Techniques

    Covers call opening, hold procedures, transfers, and closing protocols for phone service. Proper telephone technique sets a professional tone from the first second of contact.

Chapter 4See details

Emotional Intelligence in Service

  • Lesson 1 • Self-Awareness and Emotional Regulation

    Teaches operators to recognise their own emotional triggers and manage reactions during difficult calls. Regulated operators deliver consistent service regardless of personal stress.

  • Lesson 2 • Handling Angry and Upset Customers

    Provides specific techniques for calming hostile customers and redirecting conversations. Operators learn to separate the customer's frustration from personal attacks.

  • Lesson 3 • Empathy in Customer Interactions

    Builds the ability to understand and reflect customer emotions without absorbing them. Empathetic responses increase customer satisfaction and reduce conflict.

  • Lesson 4 • Resilience and Stress Management

    Addresses the cumulative emotional toll of service work and strategies to sustain performance. Resilient operators maintain quality over long shifts and high-volume periods.

Chapter 5See details

Problem-Solving and Complaint Handling

  • Lesson 1 • Escalation Protocols

    Defines when and how to escalate cases to supervisors or specialised teams. Clear escalation paths protect customers and operators from unresolved high-stakes situations.

  • Lesson 2 • Post-Resolution Follow-Up

    Establishes practices for confirming resolution satisfaction and preventing recurrence. Follow-up closes the service loop and reinforces customer trust.

  • Lesson 3 • Root Cause Identification

    Introduces diagnostic questioning to uncover the true source of a customer's problem. Accurate diagnosis prevents repeat contacts and drives permanent fixes.

  • Lesson 4 • Solution Generation and Decision-Making

    Covers how to evaluate options, apply policies, and select the best resolution for each case. Structured decision-making speeds resolution and ensures policy compliance.

  • Lesson 5 • Complaint Reception and Validation

    Teaches operators to receive complaints without defensiveness and validate customer feelings. Proper reception prevents escalation and opens the path to resolution.

Chapter 6See details

Service Systems and Tools

  • Lesson 1 • Productivity and Workflow Tools

    Introduces scheduling, task management, and internal communication tools used in service operations. Efficient tool use supports time management and team coordination.

  • Lesson 2 • Data Entry Accuracy and Compliance

    Emphasises precise data recording practices and adherence to data protection requirements. Accurate records protect customers and support quality audits.

  • Lesson 3 • CRM Platform Fundamentals

    Introduces customer relationship management systems, navigation, and core data entry tasks. CRM proficiency is the operational backbone of every service interaction.

  • Lesson 4 • Knowledge Base and Script Usage

    Teaches operators to locate, apply, and contribute to internal knowledge resources. Effective knowledge base use reduces handle time and ensures accurate information delivery.

  • Lesson 5 • Ticketing and Case Management Systems

    Covers ticket creation, status tracking, and SLA monitoring within case management tools. Proper case management prevents service gaps and supports accountability.

Chapter 7See details

Regulatory Compliance and Consumer Rights

  • Lesson 1 • Complaint Registration Requirements

    Teaches mandatory complaint logging procedures and customer notification obligations. Proper registration ensures regulatory compliance and supports dispute resolution.

  • Lesson 2 • Consumer Rights Fundamentals

    Covers the core rights customers hold regarding information, redress, and fair treatment. Operators who understand consumer rights deliver legally sound and ethical service.

  • Lesson 3 • Accessibility and Inclusive Service

    Covers obligations to serve customers with disabilities and those facing language barriers. Inclusive service practices expand reach and fulfil equity obligations.

  • Lesson 4 • Data Privacy in Service Operations

    Addresses operator obligations under data privacy principles when handling customer information. Privacy-compliant practices protect customers and shield the organisation from liability.

  • Lesson 5 • Service Level Obligations

    Defines response time commitments, resolution deadlines, and service guarantees operators must honour. Meeting service level obligations prevents regulatory penalties and complaints.

Chapter 8See details

Performance Metrics and Quality Assurance

  • Lesson 1 • Quality Monitoring and Evaluation

    Explains how supervisors evaluate calls, chats, and emails using quality scorecards. Operators who understand evaluation criteria can proactively meet quality standards.

  • Lesson 2 • Feedback Reception and Coaching

    Prepares operators to receive supervisor feedback constructively and apply coaching insights. Effective feedback reception is the fastest path to skill advancement.

  • Lesson 3 • Key Service Performance Indicators

    Introduces the primary metrics used to evaluate operator performance and service quality. Understanding KPIs enables operators to self-monitor and align with team targets.

  • Lesson 4 • Continuous Improvement Culture

    Introduces team-level quality improvement practices and the operator's role in them. Operators who contribute to process improvement elevate the entire service operation.

  • Lesson 5 • Self-Assessment and Improvement

    Builds habits of personal performance review and targeted skill development. Self-assessment accelerates improvement between formal coaching sessions.

Certification

Your valid completion certificate

This course is for you:

  • Recent graduates: eager to enter the job market with a recognised professional credential.

  • Retail or food service workers: ready to move into structured, office-based service roles.

  • Administrative assistants: looking to formalise customer-facing skills already used daily.

  • Career changers: seeking a stable, in-demand profession with clear advancement opportunities.

  • Freelancers or gig workers: wanting consistent employment with benefits and team structure.

  • Unemployed job seekers: building foundational skills to compete confidently in hiring processes.

What our students say

Your lessons are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of my interest without needing to change platforms... I thank you for everything you do, I've already recommended you to other people...
Giulio Carlo
Giulio CarloDigital Marketing Student
I like how the lessons are straight to the point and how I can change chapters and skip content I don't need.
Mariana Ferres
Mariana FerresPhotography Student
I like the content and the way videos are presented and transcribed, which speeds up the process!
Luciana Alvarenga
Luciana AlvarengaNail Design Student
The platform is fast, simple to use. The diversity of content and complementary videos help a lot with learning.
André Felipe
André FelipePrompt Engineering Student

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