Tag
#fees
The weekly FBA recovery rhythm that protects margin
A simple weekly cadence keeps fee anomalies, stranded inventory, reimbursements, returns, and removals from becoming month-end surprises.
Size-tier audits belong in your monthly FBA close
A small measurement drift can change fulfillment, storage, and placement economics. Audit size tiers monthly before fee leakage becomes normal.
Low-inventory-level fees need a days-of-supply model
The low-inventory-level fee is not just a replenishment problem. It is a SKU-level margin risk that needs daily days-of-supply tracking.
Why your true Amazon margin moves daily — and how to watch it
Most FBA tools tell you margin monthly. MarginLock surfaces every fee and reimbursement the day Amazon books it, so you see margin shifts in time to act.