If you need general information on all attendees to an event, not just the ticket buyers, this is the tool for you!
When creating an event, scroll to Section 6) Check Out Form and switch the Offbutton next to Collect information for each attendee to on.
Below, you'll see a list of common information that needs to be collected. If you can't find what you need, a Survey might be a better option for you.
Your responses are going to be collected in the Will Call list for the event. Here are instructions on how to find that.