Confirm there are not already settings or features that do what the shop is asking for.

Confirmed. Currently, there are no existing settings or workarounds that allow a user to dismiss, close, or collapse the announcement area on the dashboard.

What does the shop want the product to do?

The shop is requesting a feature (such as an "X" button or a toggle) that allows them to close or hide the dashboard announcement area.

Why/how would it improve sales or efficiency?

Implementing this will resolve a major UI friction point. Right now, the static announcement block takes up valuable screen space, forcing users to scroll down just to see their primary dashboard metrics. Making the announcements dismissible will keep critical data visible "above the fold," saving time and improving overall user satisfaction..