eSignatures will be available after the entry is paid for through Xentry.  

After you login to Online Services, in the Xentry section, click on the List, Print, and Esign for Your Entries link.

Click on the Esign link to initiate the eSignatures for your entry.

After reading the waiver & release information, check both boxes. Verify the Rider, Owner, Trainer, and Parent/Guardian information before pressing the Submit button.

After initiating the eSignatures, go to Xentry area and click on the Pending Esign Entries link to see the Pending Esignatures.