I’m excited to announce the release of the fifth book in the MB-820 Exam Cram series: Create New Companies in Business Central – A Complete Guide for MB-820 Certification!
Why This Guide?
Company creation and management is a fundamental skill for Business Central consultants and a core topic in the MB-820 exam. Whether you’re implementing a new system, setting up subsidiaries, or developing cross-company solutions, understanding how companies work in Business Central is essential.
This guide goes beyond basic documentation to cover both functional and developer perspectives, including real code examples from Microsoft’s Base Application.
What’s Inside?
This 20+ page comprehensive guide covers everything you need to know about companies in Business Central:
Core Content:
- Company Creation – Using the assisted setup wizard, understanding templates, and permissions
- Configuration Packages – Creating, exporting, importing, and applying RapidStart packages
- Configuration Worksheet – Planning and organizing your company setup data
- Copying Companies – When to use it and critical performance considerations
- Developer Topics – ChangeCompany method, CompanyName() function, cross-company code
- Intercompany Transactions – Setting up IC partners, chart of accounts, inbox/outbox
- Contoso Coffee Demo Data – Installing and using Microsoft’s demo dataset
- Company Administration – Display names, badges, user permissions
Learning Materials:
- 4 Hands-On Exercises with complete solutions
- 20 Exam-Style Practice Questions with detailed explanations
- Real AL Code Examples from Microsoft’s Base Application
- Best Practices for configuration packages and multi-company scenarios
- Performance Tips including when NOT to copy companies
- MB-820 Exam Tips throughout the guide
Who Should Read This?
This guide is perfect for:
- MB-820 Certification Candidates preparing for the exam
- Business Central Consultants implementing new companies
- AL Developers working with multi-company scenarios
- Partners standardizing implementations with configuration packages
- IT Professionals administering Business Central environments
What Makes This Guide Different?
Unlike generic documentation, this guide:
- Combines Functional and Developer Content – Both consultant and developer perspectives
- Real Code Examples – Actual code from Microsoft’s Base Application
- Performance Focus – Critical guidance on when NOT to copy companies
- Exam-Focused – Every topic tied to MB-820 exam requirements
- Practical Exercises – Hands-on learning for real-world skills
Key Topics Covered
Company Creation
- Four company templates explained
- Step-by-step wizard walkthrough
- Why you can’t change company names (and what you CAN change)
- Permission requirements (SUPER)
Configuration Packages & RapidStart
- Creating packages for reusable setup
- The Configuration Worksheet for planning
- Exporting and importing packages
- Critical: Tables you should NEVER include
- Critical: Apply during off-peak hours for performance
Developer Topics: ChangeCompany Method
// Access data in another company
Customer.ChangeCompany('Other Company');
if Customer.FindSet() then
repeat
// Process customers from other company
until Customer.Next() = 0;Key behaviors every developer should know:
- Respects user permissions
- Filters transfer to new company
- Triggers still run in current company
- Not affected by Reset() – use Clear() instead
Intercompany Transactions
- Setting up IC Partners
- IC Chart of Accounts mapping
- How sales invoices become purchase invoices
- Managing the IC Inbox and Outbox
Companion Video
This guide complements my YouTube video on creating companies:
Create New Companies in Business Central
Watch the video for a visual walkthrough, then use the guide for deep learning and exam preparation.
Part of the MB-820 Exam Cram Series
This is the fifth book in the series designed to help you master MB-820:
- Business Central Admin and Automation API Guide – Administration and REST APIs
- Install and Upgrade Codeunits Guide – Extension lifecycle management
- Business Central Performance Toolkit Guide – Performance testing
- Cloud Migration Tool Guide – On-premises to cloud migration
- Create New Companies Guide (NEW!) – Company creation and management
Each guide is standalone but together they provide complete MB-820 coverage.
Get Your Copy Today!
Limited time 20% off
Purchase the Create New Companies Guide
Special Offer
Purchase all 5 books in the MB-820 series for comprehensive exam coverage:
- Administration & APIs
- Extension Management
- Performance Testing
- Cloud Migration
- Company Creation
Perfect for complete MB-820 exam preparation!
Sample Content: When NOT to Copy Companies
Here’s a preview of the performance guidance in the book:
CRITICAL: Do NOT Copy Companies During Working Hours!Copying a company:
- Duplicates ALL data from the source company
- Locks tables during the copy process
- Can take hours for large companies
- Impacts ALL users in the environment
Best Practices:
- Schedule copies for overnight or weekends
- Notify all users before starting
- Consider using configuration packages for setup-only copies
- Monitor the process from the Admin Center
Free Resources
Supplement your learning with:
- YouTube Video: Create New Companies Walkthrough
- Microsoft Learn: Official documentation links included in guide
- Code Examples: Real AL code from Base Application throughout
About This Guide
This guide is based on:
- Microsoft’s official Business Central documentation
- Real source code from the Base Application
- MB-820 exam requirements and focus areas
- Implementation experience and common challenges
- Developer best practices for multi-company scenarios
Start Your Learning Journey Today!
Whether you’re preparing for MB-820 or implementing your first multi-company solution, this guide gives you the knowledge and confidence to succeed.
Get the Create New Companies Guide Now
Stay Connected
- Subscribe for more Business Central content
- Follow for MB-820 exam tips and updates
- Comment with your questions about company management
- Share with colleagues preparing for certification
Coming Soon
More guides in the MB-820 Exam Cram series are in development. Subscribe to be notified when they’re released!
Happy Learning and Good Luck with Your MB-820 Exam!
Have questions about the guide or company management in BC? Drop a comment below!
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