If you want to encourage more clients to purchase a package/series, you can put the package/series on sale for a specified period.
Select Data > Packages/Series.
The Pkg/Series window displays.
In the Sale Price field, type the price to charge for the package/series during the sale.
In the Sale Start field, select the start date for the sale.
In the Sale End field, select the end date for the sale.
Tip: Deselect On Sale if you want to end the sale before the specified date.