Module 0 - Concepts and Precepts Last updated Save as PDF In this module, we will cover the concepts and precepts that are used by Vindicia Subscribe. Unit 1 - Key concepts and best practices Display product offers for purchase on the merchant’s online storefront. Manage grace period and retry strategy for failed payments Taxation Screen customers for potential fraud Unit 2 - Subscriber Management. Subscriber Identification Send subscribers a notification via email when certain billing events occur in Subscribe Manage subscriber access to subscription content based on their purchased subscription