Sample Input
Fictional UK SKU 30-day net sales £6,270, ad spend £900, attributed sales £3,000, daily average 4.4 units, sellable 88 units, verified in transit 44 units.

LEARN BY DOING
Separate order, refund, ad, and inventory granularity, then use traceable formulas to calculate ACOS, TACOS, refunds, and coverage days, forming pending actions that do not auto-modify accounts.
The following is a fictional teaching example, not a client testimonial. Templates, full samples, and verification steps are all included in the download pack.
Fictional UK SKU 30-day net sales £6,270, ad spend £900, attributed sales £3,000, daily average 4.4 units, sellable 88 units, verified in transit 44 units.
ACOS 30.0%, TACOS 14.4%; available coverage 20 days, including in transit 30 days, both below the 35-day threshold. Verify restocking first; do not directly adjust bids since margin is unknown.
Fix Marketplace, account, currency, time zone, attribution window, and SKU mapping; complete reconciliation of orders, ads, refunds, and inventory control numbers and handle connection bloat; split ad efficiency, inventory disruption, and unknown profit into different priorities and verification actions

LEARN BY DOING
First validate results with the sample pack, then copy the blank template to process your own anonymized data.
SCOPE
Register legal entity, brand, Marketplace, seller identity, currency, time zone, date, SKU/ASIN, ad attribution, and inventory snapshot.
GRAIN
Confirm order line, refund line, ad granularity and inventory snapshot primary keys; check row counts, amounts, spend, and unmapped SKUs before and after joins.
METRIC
Define net sales, ACOS, TACOS, conversion, refund rate, average daily sales, and inventory coverage; mark as not calculable when the denominator is zero.
RISK
Check account health, inventory, data errors, refunds, profit leakage, and ad waste; related changes form only hypotheses to be validated.
ACTION
Record observations, mechanisms, validation, owner, success metrics, and stop conditions; bids, budgets, listings, prices, and restocking are not automatically executed.
LEARN BY DOING
A document-type skill is not the same as deployed software. Models, tools, and real business systems require separate configuration; static review does not guarantee absolute safety of any future version or runtime environment.
You can download this reviewed version's resource package. If it includes SKILL.md, provide it and the related documentation to your AI tool; first read and check the materials and usage boundaries, and do not run anything automatically.
You can also select the text to copy directly; read it first before executing.
FORMWEFT independently authored Chinese methods, templates, and fictional samples; Feishu original package not redistributed. Current fixed version has completed file structure, static rules, and content review, no high-risk behavior found. Real data permissions and generated results still need user review.
5292b8a766ca7125c9fc87b3bb8248f0924e718e390b8fb10bad42f69026c5a2Methods can be learned on your own; when you need cross-system, cross-role continuous operation, we can build it into an enterprise workbench together.
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Amazon operating data, ad attribution, inventory collaboration, and FDE engineer operations workspace