Assessing the effectiveness of combined marketing strategies of the merged entities. This involves looking at how well the marketing strategies are aligned with the overall business goals post-merger.

Monitoring the integration of brand identities and ensuring consistent messaging across all platforms. This is crucial for maintaining brand equity and customer loyalty.

Analyzing market performance to understand how the merger or acquisition has impacted the company's position in the market. This includes tracking changes in market share, customer base, and competitive landscape.

Checking if the anticipated synergies (cost savings, increased market reach, etc.) are being realized in the marketing domain.

Ensuring that the marketing teams from both companies are aligned in terms of culture, processes, and practices.

Following these steps, companies can effectively monitor and analyze the marketing aspects post-M&A, ensuring that the merger or acquisition delivers the desired value and that the marketing efforts are well-aligned with the new business objectives.