This document is a guide that presents a checklist for organizations to evaluate their customer experience (CX) modernization efforts. It outlines key areas where enterprises need to focus to remain competitive, particularly as customer experience becomes the primary differentiator in the market. The guide emphasizes the importance of modernizing communication infrastructure without disruption, suggesting a phased approach to minimize risks associated with contact center downtime. It also discusses the integration of AI capabilities to enhance customer journeys, improve efficiency, and ensure compliance with regulatory standards. Additionally, the document highlights the need for omnichannel engagement, advocating for a unified system that connects various communication channels and maintains customer context across interactions. The checklist concludes with a scoring system to help organizations assess their readiness for future CX challenges, categorizing them into levels such as 'Ahead of the Curve,' 'On the Path,' and 'At Risk.'