For Reserved Seating:
Go to the Show Details section of your event and click Box Office Portal.
Select the seats you would like to process and select the correct price type.
To Finish Processing:
Before selecting your payment method, enter any applicable promo codes on this page. You can find active codes by clicking on the down arrow.
Click red Checkout at the bottom of the page. Finish processing the order by processing payment and you are all set.
Need to process payment for a previously reserved order?
You can find the steps in the "How to Complete Payment For a Reserved or General Admission Ticket Order in the Box Office Portal" article here.