By default, we've set some simple text that displays on the buttons on your event pages when you go to buy or select tickets. This reads as:
How to change your button text
Open your event from the 'Events' tab in your dashboard.
Open 'Edit event and tickets' from the left hand menu.
Scroll down to the 'Advanced settings' menu.
Enter your custom button text in the box under 'Customise the text that appears on the event button and in the title of the event page'.
Save your event.