My SSRS Nuggets

https://learn.microsoft.com/en-us/sql/reporting-services/subscriptions/file-share-delivery-in-reporting-services   To include a timestamp in the file name, add the  @timestamp  variable to the file name (for example,  CompanySales@timestamp ). 

https://www.sqlservercentral.com/articles/dynamically-name-reportfile-export-in-ssrs  

Click on the Group in Row Groups, expand the Group in the Properties window, set the PageName property which becomes the Sheet Name.

https://learn.microsoft.com/en-us/sql/reporting-services/report-builder/exporting-to-microsoft-excel-report-builder-and-ssrs?view=sql-server-ver16  

https://learn.microsoft.com/en-us/sql/reporting-services/report-design/nested-data-regions-report-builder-and-ssrs  

  https://learn.microsoft.com/en-us/sql/reporting-services/report-design/exploring-the-flexibility-of-a-tablix-data-region-report-builder-and-ssrs

https://learn.microsoft.com/en-us/sql/reporting-services/report-design/controlling-the-tablix-data-region-display-on-a-report-page