# How-To Guides These practical guides help you with the integration and implementation of the Jay APIs in your application. Implement Tracking How to set up the Jay tracking system for user interactions Fetch Data Step-by-step guide for retrieving episode information and content groups Display Products Methods for displaying and grouping products in your application User ID Mapping How to set up user ID mapping for returning users Use the Basket Complete guide to implementing shopping basket functionality Checkout with Stripe Integration of the checkout process with Stripe payment processing Test Checkout Guide to testing the checkout process in test mode Preview Guide to previewing content before going live