NEW V2.9 You are using custom variables to store additionnal data linked to your catalag of product and reading those data time for start validity date and end validity date of you custom variables values.
This opens a better granularity for your data management with the ability to schedule more precisely when a given custom variable value is valid or not.
Public API only
Please note that this information is not used on SecuTix Ticketshop saleschannels. It's aim is to support high-end API integration done with SecuTix Public API.