Section 2, Task 3: Customize Report Definitions
Action 2: Customize the title generated by that report definition

From the report definition window, select

Report Attrs -> Titles

Modify the titles to be appropriate for your site. If you want to have a footnote on the report, also modify the footnote.

Then select

OK -> Actions -> Run Report

Check the title (and footnote, if any) and then select

File -> End

to return to the report definition window.