Would you please explain with more details your needs?
Anyway, here are some links to NPrinting tutorial about variables, email delivery and PowerPoint reporting:
Hope this helps.
create new filter for your selection and activate it in your PowerPoint report window, so your report would respect only data, you set in filter. Make a report task with recipient and check Send Email in Message window.
If you have report template for more users, apply your filter selection on new report task, so user would receive only report based on filter settings.