You can set up terms and conditions on your sign-up form your online booking page by following these simple steps.
The T&C checkbox
Navigate to the People menu, and click on Student form under Setup.
While customizing a student form, scroll down to the heading Terms and Conditions.
Click on the check box named Display as hyperlink text to a checkbox that a student must accept. Paste a link of your T&Cs.
Add a note (Optional)
Under the heading Note, type in a small description/note imploring to tick the T&C button.
Make signature a required input
Hovering over the Signature section, click on the Settings icon.
Toggle the Required input button.
You can also change the Label name that is displayed on the form.
Here's a video on how to update the terms and conditions: