Explore the source reporting and insights credited to Martin Heubel in the collective.
Shows, ideas and places to learn from Martin Heubel.
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Even Amazon gets its own Net PPM definition confused, and Martin Heubel's explainer sets out the correct calculation for vendors. For you, this means margin negotiations rest on the right formula, so align your team on the definition before annual talks.
Image: Via the Paid Media Collective newsletter. Original visual creator unverified.Amazon has begun notifying 1P vendors that it will reverse tariff-related cost price increases, effective as of August 2026, presenting this as a change rather than a negotiation. Martin Heubel notes that a cost shown on a purchase order form is part of Amazon's contract terms once confirmed.
Image: Source image from linkedin.comAmazon has updated the Financial Reports section of Vendor Central so 1P vendors can download financial data in bulk for a selected time range, flagged by Martin Heubel. The export includes purchase order IDs, invoice IDs, invoice status, identified invoice defects, and total deduction amounts, and separates price discrepancies from shortages so vendors can identify different root causes.
Image: Via the Paid Media Collective newsletter. Original visual creator unverified.This is a collection of published credits and official links, not an exhaustive CV or a points total. A guest appearance is different from hosting a show. Community and event links identify the named organiser; they do not imply membership or a speaking appearance.
12 contribution points · 3 credited works · #87 in the Lifetime contribution ranking.
Uncapped points calculated from published source credits. Expertise is not assessed for this editorial profile. These are separate from registered members’ verified scores, lifetime achievement points and levels.
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