Event Types is a fixed list: Wedding, Birthday Party, Corporate Meeting, Conference, Workshop / Training, Seminar, Banquet / Gala, Product Launch, Networking Event, Exhibition / Trade Show, Private Dinner, Baby Shower, Graduation, Engagement Party, Concert / Performance, Outdoor Event, Photo / Video Shoot and Community Event. Layouts is also fixed: Banquet, Classroom, Theater, Open Space, U-Shape, Boardroom, Hollow Square, Cabaret, Cocktail / Standing, Conference, Round Tables and Reception Style. You can select several of each. The selections are displayed under More Info on the venue card in online ordering (Supported Events Types / Supported Events Layouts), and the same lists feed the Venue Event Type and Venue Layout dropdowns on proposals. The lists cannot be edited from the admin panel.