THE CEILR READING ROOM
Worked examples, fee guides and software comparisons for Amazon sellers. Find the question you are working through.
24 resources
Understand Profit-Safe CPC and Fundable CPC for Amazon PPC: transparent formulas, a worked example, break-even ACoS context, cash constraints and seller-controlled decision rules.
Read resourceHow to calculate Amazon FBA contribution margin per unit: the formula, which fees to include, a worked example, and how it sets break-even ACoS and CPC.
Read resourceIs your Amazon PPC profitable? Step-by-step guide to profit per order, break-even ACoS, max CPC and TACoS, with a worked example and a monthly check.
Read resourceHow to analyze an Amazon search term report: harvest converting searches, set a negative keyword spend threshold and bid from profit. Free calculator.
Read resourceOne Amazon product taken from fees to max CPC: contribution, break-even and target ACoS, conversion rate, and what to do with three real-looking search term rows.
Read resourcePrecise definitions and formulas for Amazon PPC and profit terms — break-even ACoS, break-even CPC, TACoS, contribution per order, inventory runway — plus Profit-Safe CPC and Fundable CPC as CEILR defines them.
Read resourceAmazon inventory cash-flow planning for FBA sellers: connect sales velocity, lead time, safety stock, inbound units, reorder cash and PPC demand creation.
Read resourceAmazon inventory planning that connects stock runway, lead time, safety stock, reorder economics, cash commitments and PPC growth into one seller-controlled decision process.
Read resourceEvery Amazon.com.au FBA fulfilment fee for 2026 by size tier and weight, the A$13 price line, and dimensional weight worked through five real products.
Read resourceEvery Amazon.com referral fee rate for 2026 from Amazon's own pricing page, plus the price points where a 1-cent increase raises the rate and cuts what you keep.
Read resourceAmazon.com.au monthly storage and aged inventory surcharge rates for 2026, what they cost per unit, and when the A$0.12 per unit minimum applies.
Read resourceAmazon.com.au referral, FBA, storage and plan fees for 2026 from the official Amazon schedule, how GST changes them, and three AUD examples down to max CPC.
Read resourceHelium 10 vs Jungle Scout vs CEILR: 2026 pricing, research, PPC and profit features compared, and which tool fits your bottleneck. Dated sources, no affiliates.
Read resourceCompare the best Helium 10 alternatives by job: research, market intelligence, profit analytics, keywords or profit-first Amazon seller decisions.
Read resourceJungle Scout alternatives compared for 2026: Helium 10, SmartScout, Data Dive, sellerboard, Unicorn Smasher and CEILR, with dated prices and honest fit.
Read resourceCerebro keywords explained: what Helium 10 Cerebro shows, current pricing, free reverse ASIN options and how to pick the keywords you can afford to bid on.
Read resourceCompare Jungle Scout Keyword Scout with CEILR for reverse-ASIN research, listing gaps, rank evidence and profit-safe Amazon PPC decisions with worked math.
Read resourceWhat Jungle Scout's Rank Tracker and Best Sellers Rank tools record, from its help centre with dates, and how CEILR checks keyword rank against profit.
Read resourceAmazon keyword research tool that ranks keywords by whether you can afford them: import search term and reverse ASIN data, check coverage, set Profit-Safe bids.
Read resourceFree Amazon backend search terms checker. Count bytes against the 249-byte limit, remove repeats and words already in your title, and copy a clean string.
Read resourceAmazon listing optimization checklist: title, bullets and 249-byte backend search terms, built from your own search term evidence. No invented volumes.
Read resourceHow to track Amazon keyword rank and Best Sellers Rank by hand: Amazon's own BSR rules, a worked four-week rank log, how often to check, and a free CSV template.
Read resourceAmazon product research that connects opportunity evidence to unit economics, capital requirements, inventory continuity and seller-controlled growth decisions.
Read resourceAmazon seller tools for product research, keywords, listings, PPC, profit, rank and inventory—connected to cash, evidence and the next seller decision.
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