The Amazon PPC Campaign Structure We Use to Scale Brands Past $500K/Month

You've probably seen some version of the "standard" Amazon PPC structure: an automatic campaign for discovery, a manual exact-match campaign for winners, and maybe a Sponsored Brands campaign for category awareness. It works well enough for brands spending $3-5K per month on a handful of SKUs. But once a catalog grows past 20 ASINs, or monthly ad spend crosses $30K, this flat structure starts creating problems. Search terms bleed between campaigns. Budget allocation becomes guesswork. You can't tell which products deserve more spend without manually auditing every campaign. And worst of all, your PPC manager ends up spending 80% of their time on maintenance instead of strategy. The root cause is structural: flat campaign architectures don't encode business logic. They treat a $45 margin hero ASIN and a $8 margin accessory ASIN with identical bidding strategies, identical budget caps, and identical performance expectations.

At Spenzio, we build campaign structures around margin tiers, not product categories. Here's what that looks like in practice. Every ASIN gets classified into one of three tiers based on its contribution margin after COGS, FBA fees, and referral fees: • Tier 1 (Hero ASINs): Contribution margin above $15 per unit. These products can sustain higher bids, broader keyword sets, and more aggressive placement multipliers. They're the workhorses of your catalog. • Tier 2 (Core ASINs): Contribution margin between $7-15. These require tighter bid guardrails and more selective keyword targeting. We typically run these with exact and phrase match only — no broad. • Tier 3 (Tail ASINs): Contribution margin below $7. These get defensive campaigns only — branded terms and proven converters. We don't invest in discovery for thin-margin products unless there's a strategic halo effect. Each tier gets its own campaign portfolio with tier-specific bid ceilings, budget allocations, and ACoS targets. This means budget naturally flows toward your highest-margin products without manual reallocation.

Within each margin tier, we layer campaigns by search intent. This is where most agencies stop at "exact vs. broad" — but intent is more nuanced than match type. We segment into four intent levels: • Brand Defense: Your brand name and close variants. Goal is 100% impression share at minimal cost. These campaigns run with fixed bids and rarely need adjustment. • High-Intent Category: Search terms with clear purchase intent — "buy organic protein powder," "best waterproof bluetooth speaker." These carry your highest bids because the shopper is ready to convert. • Mid-Funnel Category: Search terms with research intent — "protein powder comparison," "wireless speaker reviews." These get moderate bids and are where Sponsored Brands shine. • Discovery / Broad: This is where you find new keyword opportunities. We run these at intentionally low bids with daily negative matching to prevent waste. Winners get promoted into the high-intent campaigns. The result is a matrix: 3 margin tiers × 4 intent levels = 12 campaign portfolios per marketplace. It sounds complex, but each portfolio has clear rules for bidding, budgeting, and optimization — which actually makes the system easier to manage than a flat structure with 50 undifferentiated campaigns.

Three properties make this architecture scale-friendly. First, new ASINs slot into existing tiers automatically. When you launch a new product, you calculate its margin tier, create its campaign set from a template, and it inherits the bidding logic of similar products. Second, budget reallocation is portfolio-level, not campaign-level. If you need to shift $5K from Tier 3 to Tier 1, you adjust portfolio budgets. Amazon's portfolio feature handles the downstream distribution. Third, reporting becomes meaningful. When your CEO asks "how is PPC performing?", you can answer at the tier level: "Hero ASINs are at 8% ACoS and driving 62% of ad revenue. Core ASINs are at 14% ACoS with improving organic rank. Tail ASINs are holding margin with minimal spend." That's a conversation that drives business decisions, not a spreadsheet dump.