As the campaign Admin, you can change the funding goal per participant.
Change Funding Goal by Participant
To change the goal by participant, go to the participants section of the Groups & Participants tab and click on "Edit Goal":
The 'thunderbolt' or 'lightning bolt' icon next to dollars raised means the fundraising goal has been changed for that participant.
Change Funding Goal per Participant by Group
To change the funding goal per participant within a group, go to the groups section of the Groups & Participants tab and edit the "Goal per participant" column:
*Note: Type in the number and press Enter on your keyboard to update.
If you don't want goals, you can set the goal to $0 and the goal bar will disappear.