D2 Commerce & Automation Intelligence

Understand commerce and automation through systems, not intuition.

Deep analysis on TikTok Shop, Shopee, GMV Max, creator commerce, performance creative, profitability, n8n and API automation for people who make operating decisions.

Quick topicsTikTok Shop Shopee GMV Max Commerce Profitability Affiliate & Creator Automation & n8n

Commerce signal map

From metric to decision

D2 Insights

Revenue100%

Platform fee−15.0%

Ads−37.4%

COGS−60.5%

ContributionDecision

Observe

Explain

Decide

Featured insight

GMV Max: why a strong ROAS can still lose money

ROAS is an advertising-efficiency metric, not a profit statement. Scaling decisions need Ads, COGS, platform fees, vouchers, commission and contribution margin in the same economic model.

Read analysis

From Revenue to Contribution

Commerce P&L waterfall

Revenue

Fee

Ads

COGS

Contribution

Illustrative framework — not a client performance claim.

Start with the question

What decision are you trying to make?

You do not need to understand D2's taxonomy first. Start with the operating question and move to the framework and data required to answer it.

TikTok Shop revenue is high — why is the payout much lower?

Settlement & Platform Fee

What GMV Max ROI actually represents break-even?

Break-even Economics

Which files do I need to know whether the shop is profitable?

Commerce Reporting

How much KOC commission can the margin support?

Affiliate Economics

A video gets views but no orders — where is the breakdown?

Creative Performance

Which Shopee cost layer is consuming margin?

Shopee Profitability

The n8n workflow runs — but who sees an API failure and how does it recover?

Automation Reliability

Explore by topic

Seven core Commerce & Automation knowledge domains.

Each cluster is designed as a topical hub connecting questions, analysis, frameworks and the capability that can act on the learning.

3 guides

TikTok Shop

Operations, platform fees, Settlement, order data and profitability — from GMV to actual platform payout logic.

OperationsFeeSettlementP&L

How is TikTok Shop GMV different from profit?

Explore topic

1 guide + framework

Shopee

Catalog, pricing, campaigns, Ads, settlement and unit economics through an operating-profit lens.

CatalogAdsCampaignMargin

COGS explained for TikTok Shop & Shopee

Explore topic

1 deep read + case

GMV Max

Break-even ROAS, Ads ratio, SKU economics, attribution and the conditions required to scale safely.

ROIROASAds RatioScale

Why a strong ROAS can still lose money

Explore topic

3 guides + case

Commerce Profitability

COGS, platform fees, Ads, contribution, settlement and reconciliation — the economics behind topline growth.

COGSContributionP&LPayout

How should COGS be mapped by SKU?

Explore topic

Question hub

Affiliate & Creator

KOC, commission, samples, creator pipeline and the link between creator commerce and SKU economics.

KOCAffiliateCommissionCreator

How much commission can margin actually support?

Explore topic

Question hub + first-party proof

Automation & n8n

n8n, APIs, webhooks, idempotency, error handling, observability and production architecture for operational workflows.

n8nAPIWebhookReliability

Which reliability layers belong in a production n8n stack?

Explore topic

Framework + case

Creative Performance

Hooks, angles, formats, testing matrices and the production → performance → learning loop.

UGCHookTestingIteration

How should creative signals shape the next brief?

Explore topic

Deep reads

Analysis built for operating decisions.

Each article prioritizes a direct answer, business rules, data sources and testable logic rather than adding words for their own sake.

TikTok Shop · Profitability

TikTok Shop GMV vs Profit

Move from GMV to Net Revenue, platform fees, Ads, commission, COGS and contribution profit.

Read article

TikTok Shop · Finance

Deep read

TikTok Shop Fees & Settlement

Separate order revenue, payout, platform fees, commission and adjustments instead of mixing timelines.

Commerce Profitability

Guide

COGS Explained for TikTok Shop & Shopee

Why a cost master and SKU mapping are foundational to product-level contribution analysis.

GMV Max · Profitability

Deep read

GMV Max: ROAS vs Profit

A strong ROAS can still produce weak contribution when SKU economics are thin.

TikTok Shop · Reporting

Guide

TikTok Shop Files Required for P&L

The minimum data set: Orders, Settlement/Income, Ads and COGS connected by consistent mapping rules.

D2 Frameworks

Concepts are useful only when they lead to a decision framework.

These frameworks connect traffic metrics, finance data and unit economics into a repeatable way to operate commerce.

Commerce P&L

Move from topline activity to contribution instead of stopping at GMV.

Break-even Ads

Calculate the Ads ceiling from real SKU economics before scaling.

Data Reconciliation

Match each source to the question and timeline it is designed to answer.

Automation Reliability Loop

A production workflow needs observability, recovery and controlled change — not only a happy path.

Automation Reliability Loop

A production workflow needs observability, recovery and controlled change — not only a happy path.

Creative Learning Loop

Each creative batch should create learning for the next production cycle.

Insights from real operations

Useful insight should survive contact with real data.

Real operating cases test a principle against actual revenue, Ads, fees, COGS and constraints instead of idealized examples.

Mì Cay Dozin · Verified period data

38,2 triệu doanh thu nhưng contribution âm

Revenue

₫38.2M

Ads

₫14.3M

Revenue / Ads

2.67x

Break-even

≈4.38x

Period-level Revenue/Ads is shown separately from attributed TikTok ROAS. The case illustrates why Ads efficiency must be read together with COGS, fees and contribution.

View case study

Wins Food

Multi-product commerce reporting and cost-control operating rhythm.

E.O Wins Coffee

Creative testing loop connecting hooks, formats and commerce signals.

Commerce Dictionary

Similar-looking metrics often answer completely different questions.

GMV, Revenue, Settlement, Payout and ROAS are not interchangeable. Define the metric correctly before calculating it.

GMV

The value of commerce activity generated on-platform; it is topline activity, not profit.

Net Revenue

Revenue after the adjustments defined by the reporting rule; source and scope must be explicit.

Settlement

The platform finance layer used to inspect deductions, payable amounts and settlement status.

Payout

Cash actually paid by the platform; payout answers a cash question and does not replace revenue.

COGS

Direct product cost attached to units sold, ideally maintained in a SKU-level cost master.

Contribution Margin

What remains after the variable costs included in scope; useful for operating-profit decisions.

ROAS

Attributed revenue divided by Ads spend; a media-efficiency metric, not a profit statement.

Revenue / Ads

Period revenue divided by period Ads spend; it is not automatically equivalent to attributed ROAS.

Most useful for

Navigate Insights by your operating role.

Founders, e-commerce managers, performance marketers and finance/ops teams usually need different layers of the same commerce system.

Founder / Shop Owner

Needs to know whether the business is truly profitable and where cash is sitting.

ProfitabilityAds RatioCash Flow

E-commerce Manager

Needs to connect SKU operations, campaigns, inventory and settlement.

OperationsCampaignSKUSettlement

Performance Marketer

Needs attribution, break-even and creative signals before scaling spend.

GMV MaxROASCreativeAttribution

Finance / Operations

Needs source-of-truth for fees, cost, reconciliation and payout.

COGSFeeReconciliationPayout

From knowledge to execution

Understand the issue. Then apply it to your own shop data.

D2 can reconcile Orders, Ads, Settlement and COGS to show where the business creates contribution — and where margin is being lost.

Audit my commerce data View Commerce Control