Open it from My Hub > My Event Listings and click your event. The tabs:

• Summary - headline numbers and anything that needs your attention.
• Financials - what has been collected and what is due to you.
• Participants - everyone entered, by club and level.
• Refunds - refund a club or individual athletes.
• Petitions/Alternates - approve or decline athletes who need your say-so.
• Pending Registrations - late and single registrations awaiting approval.
• File Upload - post documents for your registered clubs.
• Bulk Email - email everyone entered.
• File Download - export registrations for your scoring system.
• Reports - printable reports.
• USA Gymnastics Reservations - process scratches and level changes.
• Ticketing - your scanning code and a scanner test.

Tabs load when you click them, so the page opens quickly even on a large event.