Boris Bazilevskiy focused on improving documentation accuracy for the MicrosoftDocs/dynamics-365-contact-center repository, specifically addressing outdated guidance around WhatsApp integration with Azure Communication Services. He removed references to Bring Your Own Carrier (BYOC) support, updating Markdown-based documentation to reflect current ACS direct routing limitations for SMS. This work required careful analysis of product capabilities and close attention to detail in technical writing, ensuring that users configuring WhatsApp integration receive accurate, up-to-date instructions. By aligning documentation with actual platform constraints, Boris reduced the risk of misconfiguration and potential support escalations, demonstrating depth in documentation skills and a strong understanding of Microsoft Dynamics 365.