Instead, set up a new registration option with a price of the "discounted" fundraising ticket price.
  1. In Events, select Registration Types.  
  2. Click Add and add a new registration type for the discounted price.
  3. Open the specific fundraising event.
  4. Go to the Options tab, click Add and select the new registration type for the discounted price.
  5. Register with this registration type as needed.
Note: If you do not want the discounted registration type to be sold online, we can make it unavailable in the web form using the steps below: 
  1. In Web, click Manage Event Registration forms.
  2. Highlight the fundraising event.
  3. Click Options.
  4. Unmark the discounted registration type so it will not be included online.