GA4 ecommerce annual report template that builds a year‑in‑review with clear year‑over‑year comparisons. Covers Overview, Audience, Acquisition, Pages, and Ecommerce to track sessions, users, transactions, revenue, conversion rate, and monthly trends. Surfaces channel and campaign performance, top pages and landing pages, plus audience demographics, geography, device mix, and new vs. returning behavior. Adds product‑level insights such as items purchased, product revenue, and conversion rate to spot winners and growth opportunities.