Most e-commerce advertising is built around products. At Pier39, we analyzed 10M+ verified purchase transactions across 1,300+ brands. Our goal was simple: understand why people actually buy.

March 11, 2026

Why your post-purchase experience is your most defensible data asset

November 4, 2025

Abandoned carts. Every eCommerce team’s favorite mystery. You’ve optimized your email timing, A/B tested subject lines, personalized the copy — and yet, recovery rates hover around 3%.

October 30, 2025

Shopify’s “Instant Checkout” integration with ChatGPT is coming soon. When it does, over a million Shopify merchants will be one tap away from turning conversational discovery into instant sales.

October 28, 2025

Most Shopify stores still treat store credit as an afterthought. But when executed right, store credit can become your most powerful retention lever, especially when it’s advertiser-funded and automated.

October 23, 2025

Black Friday–Cyber Monday is the Super Bowl of e-commerce, but most brands still play it like a one-day game.

October 16, 2025

OpenAI just made ChatGPT transactional. Shoppers can now discover and complete purchases directly in chat.

October 12, 2025

Everyone in e-commerce loves talking about ads. But here’s a truth that’s becoming impossible to ignore: The real growth happens after the purchase.

October 9, 2025

The world of e-commerce is shifting fast. We are entering an era where shopping experiences are no longer confined to websites or search results.

October 6, 2025

Post-purchase monetization might be the best kept secret in the e-commerce space. Less than 5% of e-commerce brands monetize their post-purchase flow. That means out of 6 billion transactions happening across the globe per day, only a fraction are earning incremental revenue on top of their normal sales.

June 19, 2025

At Pier39.ai, we sit at the intersection of post-purchase engagement, eCommerce innovation, and real-time customer behavior. After partnering with dozens of DTC brands across wellness, fashion, food & beverage, and more—we’re seeing unmistakable trends shaping how top Shopify brands grow in 2025.

June 11, 2025