The Shopping Feeder Strategy: Standard Shopping + Performance Max

Module: Google and YouTube Experts Instructor: John Moran Revenue Rush University

The Setup

Here's what most people do wrong with Google Ads for e-commerce: they go all-in on Performance Max because Google told them to. PMax is Google's fully automated campaign type — you give it your product feed, some creative assets, and a budget, and Google decides everything else.

PMax works. But it works like a bolt-on, not a foundation. If PMax is your only campaign, you're giving Google full control of your budget allocation with zero visibility into what's actually happening. Google will happily spend your money on branded search (people who were going to buy anyway) and call it a PMax conversion.

The Shopping Feeder Strategy puts YOU in control.

The Architecture

Campaign 1: Standard Shopping (the feeder) - Budget: 70-80% of Google spend - tROAS: Set LOW — around 100-150% (yes, this seems like you're losing money) - Purpose: Capture high-intent search at scale. This is the workhorse. - Visibility: You can see search terms, product performance, device splits — full transparency

Campaign 2: Performance Max (the bolt-on) - Budget: 20-30% of Google spend - tROAS: Set HIGH — 300-400% - Purpose: PMax scoops up the easy wins — remarketing, branded search, high-converting audiences - Visibility: A black box, but that's OK because it's a small percentage of spend

Why This Works

Standard Shopping with a LOW tROAS target tells Google "I'm willing to accept lower returns on this traffic." Google responds by showing your products to MORE people, including colder audiences who are earlier in the buying journey. Yes, the in-platform ROAS looks mediocre. But these people enter your ecosystem — they visit your site, join your email list, see your retargeting ads on Meta.

Performance Max with a HIGH tROAS target tells Google "only show my ads to people very likely to convert." Google responds by targeting existing visitors, branded searchers, and people deep in the funnel. PMax becomes a retargeting machine, not an acquisition machine.

Together: Standard Shopping acquires new eyeballs at scale. PMax converts the warmest ones efficiently. The feeder feeds PMax.

Real Results

One of my brand clients ran this strategy: - $2,600/day Standard Shopping at 100% tROAS - $500/day PMax at 350% tROAS - Total spend: $3,100/day - Result: 127.81% revenue increase vs. PMax-only at the same total budget

Why? Because PMax-only was spending 60% of budget on branded search and remarketing — traffic that was coming anyway. Standard Shopping pushed budget into actual prospecting.

The Hyper-Segmentation Variant

For brands above $2K/day Google spend, there's an advanced version: pause PMax entirely and hyper-segment Standard Shopping.

Steps: 1. Pause all PMax campaigns 2. Create separate Standard Shopping campaigns segmented by: - Product category (nootropics, adaptogens, vitamins) - Margin tier (high-margin products get higher tROAS targets) - Performance tier (proven sellers vs. new products) 3. Set tROAS per campaign based on average time-lag conversion data (+20% above average) 4. Minimum $100/day per campaign (below this, Google can't optimize) 5. Negate low-performing search terms aggressively

This gives you full control and visibility. Every dollar is traceable to a product, a search term, and a conversion.

Google Shopping for Small Brands ($500-2,000/month Google spend)

If you're spending under $2K/month on Google, keep it simple:

1. Standard Shopping campaign: One campaign, all products, $15-30/day, 150% tROAS
2. Focus on your Merchant Center: Product titles, descriptions, and images matter more than anything in-platform. Google matches search queries to your product feed.
3. Optimize your feed, not your bids:
4. Product title: Include keywords people search for ("Lion's Mane Supplement 1000mg 60 Capsules")
5. Description: Features, benefits, ingredient highlights
6. Images: Clean white background, high resolution
7. Price: Competitive (Google shows your price next to competitors)
8. Review your Search Terms Report weekly: Negate irrelevant terms (e.g., "free sample," "wholesale," "coupon code")

At this spend level, don't bother with PMax. You don't have enough conversion data for it to optimize. Standard Shopping with a clean product feed will outperform.

The 12% Impression Share Problem

If your Shopping impression share is under 20%, your budget is too low relative to your product catalog. Google is only showing your products for a tiny fraction of relevant searches.

Options: 1. Increase budget (if unit economics support it) 2. Reduce the number of products in the campaign (focus on top 5-8 sellers) 3. Increase bids on your highest-margin products 4. Improve your product feed quality (better titles = more relevant matches = higher impression share at same budget)

At 12% impression share, you're invisible for 88% of relevant searches. That's not a campaign — it's a placeholder.