Certainly! Here’s and Extended List of 50 Modules for a Comprehensive Digital Marketing Course:

“Module 1: Introduction to Digital Marketing”
-Overview and Importance
-Evolution of Digital Marketing

“Module 2: Digital Marketing Strategy”
-Developing a Strategy
-Goal Setting and KPIs

“Module 3: Website Design and Optimization”
-Basic of Web design
-User Experience (UX) and User Interface(UI)

“Module 4: Search Engine Optimization (SEO)”
-ON-Page SEO
-OFF-Page SEO
-Technical SEO

“Module 5: Content Marketing”
-Content Creation and Strategy
-Blogging and Story Telling

“Module 6: Social Media Marketing”
-Platform-Specific Strategies
-Content Planning and Scheduling

“Module 7: Email Marketing”
-Building Email Lists
-Email Campaigns and Automation

“Module 8: Pay-per-click (PPC) Advertising”
-Google ADS
-Bing ADS
-Ad Copy and Creative Design

“Module 9: Display Advertising”
-Banner Ads and Targeting
-Display Ad Network

“Module 10: Video Marketing”
-YouTube Marketing
-Content Creation

Module 11: Analytics and Data Analysis”
-Google Analytics
-Data-Driven Decision Making

“Module 12: Conversion Rate Optimization (CRO)”
-Importance of CRO
-A/B Testing

“Module 13: Mobile Marketing”
-Mobile Optimization
-App Marketing

“Module 14: Affiliate Marketing”
-Affiliate Program
-Build Partnership

“Module 15:Influencer Marketing”
-Identifying  and Engaging Influencer
-Measuring Influencer Marketing (ROI)

“Module 16: Social Media Advertising”
-Facebook Ads
-Instagram Ads
-Twitter Ads

“Module 17: Online PR and Brand Management”
-Online Reputation Management
-Crisis Communication

“Module 18: Legal and Ethical Consideration”
-Privacy and Data Protection
-Compliance and Regulations

“Module 19: International and Multilingual Marketing”
-Adapting Campaigns for Global Audiences
-Language and  Cultural Consideration

“Module 20: Emerging Trends in Digital Marketing”
-Voice Search Optimization
-Artificial Intelligence in Marketing

“Module 21: Marketing Automation”
-Tools and Platforms
-Automated Email Campaigns

“Module 22: Chatbot Marketing”
-Designing and Implementing  Chatbots
-Conversational Marketing

“Module 23: Web Analytics”
-Understanding Web Traffic
-Heatmaps and User Behavior

“Module 24: Costumer Relationship Management (CRM)”
-Importance of CRM in Digital Marketing
-CRM Platform

“Module 25: Data Privacy and Security”
-GDPR Compliance
-Cybersecurity in Digital Marketing

“Module 26: E-commerce Marketing”
-Strategies of Online Retail
-Shopping ads and Platform

“Module 27: Mobile Apps Marketing”
-App Store Optimization (ASO)
-Mobile App Advertising

“Module 28: Digital Tools and Software”
-Essentials Tools of Marketer
-Marketing Technology Landscape

“Module 29: Web Development Basic”
-HTML, CSS and JavaScript
-Understanding Website Structure

“Module 30: User Experience (UX) Design”
-Design Principles
-Usability Testing

“Module 31: Social Media Analytics”
-Measuring Social Media Performance
-Reporting and Analysis

“Module 32: Online Learning Platforms”
-Creating and Selling Course Online
-Digital Marketing in the Education Sector 

“Module 33: Influencer Marketing Platforms”
-Utilizing Influencer Marketing Platforms
-Choose the right Influencers

“Module 34: Podcasting for Marketing”
-Starting a Podcast
-Podcast Advertising Strategies

“Module 35: Crisis Management of Digital Marketing”
-Handling Negative Feedback
-Crisis Communication Strategies

“Module 36: Artificial Intelligence in Costumer Support”
-Chatbot and AI in Costumer Service
-Enhancing User Experience with AI

“Module 37: Interactive in Content Marketing”
-Quizzes, Polls and Interactive Content
-Increasing Engagement with Interactive Campaign

“Module 38: Digital Marketing with Non-Profits”
-Strategies for Non-Profit Organization
-Fundraising and Awareness

“Module 39: Local SEO and Google my Business”
-Local Search Optimization
-Managing google my Business Listings

“Module 40: Advance Analytics and Data Visualization”
-Advance Google Analytics Features
-Data Visualization Tools

“Module 41: Virtual and Augmented Reality in Marketing”
-Implementing AR and VR Campaigns
-Enhancing Costumer Engagement 

“Module 42: Blockchain in  Digital Marketing”
-Blockchain Technology Basic
-Applications in Marketing and Advertising

“Module 43: Gamification in Marketing”
-Incorporating Game Element in Campaigns
-Increasing User participation

“Module 44: Voice and Conversational UI Design”
-Designing for Voice Interfaces
-Building Conversational Experience

“Module 45: Neuro-Marketing”
-Understanding Costumer Behavior
-Applying Neuroscience Principles in Marketing 

“Module 46: Personal Branding in Digital Marketing”
 -Building and Managing Personal Brand Online
-Leveraging Personal Brand for Business Growth

“Module 47: Subscription-Based Marketing”
-Subscription Models and Strategies
-Costumer Retention in Subscription Marketing 

“Module 48: Digital Marketing for B2B
-Strategies for Business to Business Marketing 
-Lead Generation and Nurturing in B2B

Module 49: Future Trends and Innovations”
-Predicting Future Trends in Digital Marketing
-Preparing  for Industry Innovations

“Module 50: Capstone Project and Certification”
-Applying Knowledge in a Real-World Project
-Course Completion and Certification Process

This comprehensive course covers a wide range of topics, providing learners with a thorough understanding of digital marketing and its various aspects.