When your guests sign up, they can choose to opt in to your communications. Here we detail the steps to extract this information from Ticketlab. To get to the data download section Log in From the dashboard, click on your event In the sub-navigation click 'download data' This will give you the Data retrieval page, where you can choose to download data by: All guests - anyone who has opted in to communications from you Admitted guests - if you've used the allocation list