Amazon PPC mistakes are silently draining budgets for thousands of sellers right now. After managing over $2B in revenue across 300+ brands since 2015, I have seen nearly every way a brand can hemorrhage money on Amazon advertising. The good news? Most of these mistakes are fixable once you know what to look for.
On a recent episode of the Startup Hustle podcast, I sat down with Mina Elias, CEO of Trivium, and we went deep on what actually works in Amazon PPC and, more importantly, what does not.
Mistake #1: Ignoring the Data Amazon Gives You Through Ads
Here is something most sellers miss entirely. Amazon advertising is not just about driving sales. It is one of the primary ways you get data on the platform. As I told Elizabeth Greene on Startup Hustle: "Amazon keeps the data pretty close to the chest. With advertising, it's kind of one of the main ways that you get data in general on this platform, whether it's keyword data or customer purchase behavior."
That data is gold. Your search term reports tell you exactly what customers type in before buying your product. Your placement reports show where your ads perform best. If you are not mining this data weekly, you are flying blind.
The fix: Pull search term reports every week. Look for high-converting terms you are not targeting organically. Feed those back into your listing optimization.
Mistake #2: Setting Campaigns and Forgetting Them
Amazon PPC is a live auction. This is not Google Ads where you set a budget and walk away for a month. Every single day, your competitors are adjusting bids, launching new campaigns, and shifting strategy. If you are not actively managing, you are actively losing.
I shared this on the podcast with Mina: we had a client meeting right before recording where the CPC cost was around $13 on the keywords we wanted. That is not a typo. Thirteen dollars per click. At that price point, you cannot afford a single wasted impression.
The fix: At minimum, review and adjust campaigns bi-weekly. For competitive categories, weekly management is non-negotiable. Track your ACoS, TACoS, and conversion rates at the campaign level.
Mistake #3: Not Understanding the Live Auction
As I explained on Startup Hustle: "It's a live auction. You're saying, I'll pay a dollar to show up. Someone else can say, I'll pay $1.05, and if they do, they're going to show up instead of you."
Too many brands set static bids and wonder why performance fluctuates wildly. The marketplace is dynamic. Seasonal trends, competitor launches, and even day-of-week patterns affect your ad costs. You need a bidding strategy that accounts for this.
The fix: Use dynamic bidding (down only) as a starting point. Layer in dayparting if your data supports it. And always track your bids against actual placement data to understand what you are really paying.
Mistake #4: Going After Head Terms Too Early
This is the budget killer I see most often with new-to-Amazon brands. They launch with 10 products, a handful of reviews, and immediately target the highest-volume keywords in their category. Then they are shocked when their ACoS hits 80%.
I have been talking about this since 2018 on the Amazon SEO episode: "Even if you're the big brand, I typically suggest round one, you go after long tail keywords. That might be 10,000 searches a month on a keyword."
Long tail keywords are cheaper, more specific, and convert better. A brand with 15 reviews should not be competing on a $13 CPC keyword against a competitor with 15,000 reviews.
The fix: Start with long tail. Build reviews, build organic rank, build conversion rate history. Then scale into higher-volume terms from a position of strength. This is exactly the approach we use at Marknology with brands doing their first $500K on the platform.
Mistake #5: No Defensive Advertising Strategy
Your competitors are running ads on YOUR product pages right now. If you are not defending your own real estate on Amazon, you are literally paying to send traffic to a competitor.
Defensive advertising means running Sponsored Product and Sponsored Display campaigns that target your own ASINs. It means showing up when someone searches your brand name. It sounds redundant, but without it, a competitor's ad is the first thing customers see when they land on your listing.
The fix: Run branded campaigns targeting your own brand name and product ASINs. The CPC is usually very low, the conversion rate is high, and you are protecting revenue you already earned through organic and off-Amazon efforts.
A Framework That Actually Works
After managing Amazon advertising for 300+ brands across 11 marketplaces, here is the framework we use at Marknology:
- Audit first. Pull 90 days of search term data. Identify waste, opportunity gaps, and defensive holes.
- Structure by intent. Separate campaigns by brand defense, category conquest, and product targeting.
- Start long tail. Build momentum on high-converting, lower-CPC terms before scaling.
- Mine data weekly. Feed search term winners into organic optimization. Kill losers fast.
- Defend your turf. Run branded and ASIN-targeting campaigns to protect your product pages.
- Scale with data. Only increase spend on head terms when your conversion rate and review count support it.
"There's a deep understanding that you need to have in order to really navigate Amazon's ads." — Andrew Morgans, Startup Hustle
Listen to the full episode: Amazon PPC Strategies That Work
Listen to the full episode: How Advertising on Amazon Works
Hear more from Drew on the Marknology Media Hub.
Stop Wasting Budget. Start Scaling.
If your Amazon PPC feels like a money pit, it probably is. But it does not have to stay that way. At Marknology, we have helped 300+ brands turn their Amazon advertising into a profitable growth engine since 2015.
We do not do cookie-cutter PPC management. We build custom strategies based on your category, your competitive landscape, and your actual data.
Book a free strategy call and let's look at your account together. No pressure, no fluff. Just a real conversation about what is working and what is not.