
Happy Friday! Google is rolling out a shared shopping cart across Search and Gemini, its AI assistant, in the US. Retailers still handle the sale, while Google can keep the shopping list and the reminders that bring customers back.
News
1️⃣ Google saves shopping choices across stores
2️⃣ Meta plans to change ad destinations
3️⃣ Too Good To Go expands beyond food
Insights
4️⃣ Amazon earns more advertising revenue per user
5️⃣ Lululemon protects margins with discount restraint
6️⃣ AI referrals grow at US shopping sites
LET’S ENTER THE MAZE!
1️⃣ News

The Maze: Google is rolling out a shared shopping cart across Search and Gemini, its AI assistant, in the US. Retailers still handle the sale.

Source: Google. Illustrative Universal Cart screen showing card perks, promotional codes and a retailer transfer button. Screen images simulated.
The Details:
Save across stores. Shoppers can collect products from different retailers in one cart across Google’s services. Google says it can send price-drop and back-in-stock alerts.
Choose where to buy. Participating stores support payment through Google Pay or transfer to the retailer’s website to finish there. A shared list does not establish one combined checkout across retailers.
Retailers keep responsibility. The merchant remains the seller responsible for the order, confirmations and customer support. Google can hold the list and reminders before that purchase happens.
MarketMaze Take: The important shift comes before payment. Keeping the order does not guarantee that a retailer also controls the reminder bringing the shopper back.
A lesson beyond the US. Retailers elsewhere can distinguish responsibility for a sale from control of the shopping list. This rollout establishes US access only.
Convenience needs a result. Transfer can still bring buyers to a retailer’s own site. Google has not supplied measured sales gains from the launch, so fewer shopping steps should not be booked as extra revenue.
2️⃣ News

The Maze: Meta plans to enable product browsing for existing Facebook and Instagram ads on October 28 unless advertisers opt out. A tap may first open products inside its apps.

Source: Meta. Meta’s help page explains that product browsing can appear inside Facebook or Instagram before the retailer’s website. This is product documentation, not a live ad preview.
The Details:
A different first stop. Shoppers may see product information and suggestions before the retailer’s website. The notice does not identify affected countries, formats or how often this happens.
A reversible default. Advertisers can opt out before October 28 or switch product browsing off in individual ad settings afterward. The notice does not specify the opt-out button’s account coverage.
A limited performance claim. Meta cites 3% more conversions on average in its own global experiment. It does not define those recorded actions or disclose revenue and advertising costs. More conversions need not mean more sales or profit.
MarketMaze Take:
The destination is part of the ad experiment. An unchanged image can lead shoppers through a changed journey, so the old creative’s apparent success needs another look.
Compare the whole path. Across markets, judge the setting against merchant orders, revenue and ad costs. A global test does not establish worldwide rollout.
Keep both possibilities open. In-app browsing may genuinely help shoppers. The average benefit still cannot tell each retailer whether browsing or its chosen product page works better.
3️⃣ News

The Maze: Too Good To Go, the app matching retailers’ surplus stock with shoppers, is expanding beyond food. Its European rollout offers more everyday goods, with availability varying by market and store.

Source: Too Good To Go. Company launch illustration showing a bag of personal-care and beauty products.
The Details:
Five areas open up. Personal care, pet care, flowers and plants, nutrition and supplements, and home products join the offer. Home initially means cleaning, laundry and décor.
Surplus can still be useful. Packaging changes, discontinued ranges and seasonal shifts can leave products hard to sell. The marketplace connects that stock with shoppers seeking lower prices.
The footprint is local. The company says more than 8,500 stores already supply these areas. Examples include personal care in France and Poland and flowers in Denmark and Sweden. Every branch will not have every category.
MarketMaze Take: Retailers elsewhere face the same problem: usable products can outlast their normal selling window. A further route to shoppers could recover value from stock already bought.
Compare the alternatives. Marketplace sales must earn their place alongside ordinary markdowns or donations. Moving stock does not automatically mean improving profit.
Separate supply from results. The store count shows participation. The launch does not disclose new-category sales, merchant fees or measured profit gains, so the scale of the payoff remains unknown.
4️⃣ Insight

The Maze: Amazon earns far more ad revenue per user than five retail rivals in a Pentaleap comparison, but undefined audiences make this a benchmark to question carefully.
Amazon rises from roughly $155 in 2021 to a stated $275 in 2025, while several smaller rivals improve without closing the dollar gap.
Target’s early level exceeds $25, so the blanket claim that every other retailer stayed below that threshold is too strong.
More ad revenue per user can reflect prices, placements or demand, but it does not establish better advertiser returns or a healthier shopping experience.
Why it matters: Retailers should measure extra ad income alongside shopping conversion; brands should measure extra sales, because higher monetization alone proves neither.
5️⃣ Insight

The Maze: Lululemon is not a zero-markdown fairy tale. It is a better lesson: keep discounts peripheral, and the gross margin line can still compound.
Lululemon's FY2024 margin was 59.2%, versus 53.4% at H&M, 41.3% at Gap, and 39.2% at American Eagle.
The original post's "never discounts" claim is too absolute, because markdown channels and market exceptions exist, but the habit is still not the operating model.
Gap and American Eagle show the trap: once customers learn to wait, launch demand weakens, inventory risk rises, and promotions become harder to unwind.
Why it matters: Discounts clear stock. They also train behavior. The retailer that protects price trust gets cleaner demand signals and more room to invest in product.
6️⃣ Insight

The Maze: GenAI referrals still send under 2% of web traffic to Walmart and Target. The punchline is not size. It is speed.
Walmart and Target climbed from near-zero AI referral share in late 2024 to roughly 1.6-1.7% by May 2026.
Amazon sits closer to 0.5%, but its Alexa for Shopping loop can keep AI discovery inside Amazon instead of showing up as an external referral.
Costco and Temu remain lower, which suggests AI shopping visibility is already uneven across catalogs, brands, and answer-engine trust.
Why it matters: AI shopping is becoming a discovery layer before the visit. Retailers need answer-ready catalogs before the traffic becomes expensive.
🧰 Resources
Useful stuff, handpicked by the team every day
🤖 AI prompts: 14 AI Prompts for Sales & Funnel Analytics or 👉 All here
📖 Glossary: Customer Support, Decoded: 16 Terms You Actually Need to Know or 👉 All here
📅 Events: CommerceNext Growth Show 2027 or 👉 All here
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🗞️ Quick hits
Everything else you should know
🤖 AI shopping and measurement
ChatGPT’s ad test reveals topic hints and customer-list targeting. OpenAI says inclusion needs 25,000 matched users; advertisers cannot select individuals or see who matched.
Amazon-owned Bee can turn mentioned product needs into Amazon.com shopping suggestions for users who opt in and have the US$11.99 monthly Pro plan. Recommendations are announced; adoption and sales impact remain unreported.
ChatGPT’s missing traffic may be missing labels. Some links lost source markers, so visits may appear as Direct. Compare affected pages before inferring lost demand; early vendor data cannot rule out a real decline.
🛍️ Loyalty rewards
AliExpress Elite gives eligible European app shoppers extra discounts without a membership fee. Access requires annual spending above US$800 or local equivalent and orders on five separate days; offers cover marked products.
Tesco expands Clubcard earning from 13 to 500-plus outside brands for UK members. Shoppers must enter retailers through Tesco links; points and eligible purchases vary by offer, so buying directly does not follow the reward route.
📣 Reserved advertising reach
Meta lets brands reserve three-to-24-hour Facebook and Instagram ad windows with price and reach agreed ahead. Access rolls out in phases; category exclusivity covers selected US dates.
📦 Delivery costs
US parcel fuel-fee formulas can keep bills high even when diesel falls. The new benchmark forecasts a Q4 record, but measured Q3 ground costs fell 2% from Q2 as discounts and lower fees helped.
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