To find the Participant Center URL
  1. Navigate to Fundraising > TeamRaiser
  2. Enter the name of the event in the search field
  3. Click Search
  4. Under the Action column, click Manage
  5. Select the Status tab
  6. Click on the blue hyperlink 'Participant Center'

The URL will display and you can click the (copy_url) link to easily copy and paste it in the desired location.