Please see the official E-Gistics website to learn more about how the service can help you. For those of you who are using E-Gistics to help reduce your shipping costs, you can enable E-Gistics support from the Shipping page of your SupaDupa store backoffice. Simply flick the toggle to green to save your changes:

Note that all this will do as far as your SupaDupa store is concerned, is enable a button at the top right of your Orders page - which will allow you to download a CSV of your orders in a format that E-Gistics expects.