22. GO / NO-GO Checklist Before Launch

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From simple stores to custom storefronts

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Professional sites & landing pages

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Multi-vendor Marketplace

Platforms for multiple vendors

AI Implementations

Automations & AI integrations

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Custom web apps & SaaS

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Shopify Stores

I design and build Shopify stores matched to your stage of growth — from a focused launch on a proven theme to fully custom headless storefronts built with Next.js or TanStack.

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Question	Required Status	Blocks Start?
Is it known who the seller is for each item and is this visible to the customer everywhere?	YES	YES
Does the payment flow support the marketplace's designated PSP?	YES	YES
Do the seller and customer terms and conditions match the actual model?	YES	YES
Does onboarding establish product roles, import, fulfilment and - only where applicable to the seller - BDO and DAC7?	YES	YES
Is a trader's offer blocked if GPSR information actually required for the product, e.g., manufacturer, responsible person, identification, or necessary warning, is missing?	YES	YES
Does each active category have an approved gateway?	YES	YES
Is there a DSA/GPSR process with deadlines and an owner, and can the public contact use an existing form/email?	YES	YES
Does the report have a persistent, searchable identifier - e.g., an existing UUID - and retain its status, decision, and communication?	YES	YES
Can all buyers of a specific product/batch be found?	YES	YES
Does the checkout display the full price and a clear payment obligation?	YES	YES
Is the 30-day price calculated from the non-deleted history of offer and variant prices?	YES, if promotions exist	YES
Do withdrawal, complaint, and refund processes function, and is the 14-day period reliably observed, even if manually queued/calendared?	YES	YES
Are acceptances and consents separated, and can the system reconstruct the person/context, time, and immutable version regardless of the chosen technical structure?	YES	YES
Are optional cookies blocked until consent is given?	YES	YES
Does a seller see only their own order data?	YES	YES
Does DAC7 have an owner, complete data, and a calendar?	YES, if the operator is subject to it	YES
Does the BDO model distinguish between private/unregistered sales and business sales, and does it establish packaging and fulfillment roles only where applicable?	YES	YES
Is the full purchase path available, or is there a confirmed micro-enterprise exemption?	YES	YES for an entity covered by PAD
Has KSC self-identification been performed and a timeline established?	YES for medium/qualified entities	YES after the obligation takes effect
Is MFA for administrators and high-risk local operations active, is there a log of PSP account/status changes, and are backups and restore tests performed; and are account/payout changes secured by the PSP if they occur solely with them?	YES	YES
Are retention periods and the legal hold process known?	YES	NO, but needs to be fixed before scaling

Question	Required Status	Blocks Start?
Is it known who the seller is for each item and is this visible to the customer everywhere?	YES	YES
Does the payment flow support the marketplace's designated PSP?	YES	YES
Do the seller and customer terms and conditions match the actual model?	YES	YES
Does onboarding establish product roles, import, fulfilment and - only where applicable to the seller - BDO and DAC7?	YES	YES
Is a trader's offer blocked if GPSR information actually required for the product, e.g., manufacturer, responsible person, identification, or necessary warning, is missing?	YES	YES
Does each active category have an approved gateway?	YES	YES
Is there a DSA/GPSR process with deadlines and an owner, and can the public contact use an existing form/email?	YES	YES
Does the report have a persistent, searchable identifier - e.g., an existing UUID - and retain its status, decision, and communication?	YES	YES
Can all buyers of a specific product/batch be found?	YES	YES
Does the checkout display the full price and a clear payment obligation?	YES	YES
Is the 30-day price calculated from the non-deleted history of offer and variant prices?	YES, if promotions exist	YES
Do withdrawal, complaint, and refund processes function, and is the 14-day period reliably observed, even if manually queued/calendared?	YES	YES
Are acceptances and consents separated, and can the system reconstruct the person/context, time, and immutable version regardless of the chosen technical structure?	YES	YES
Are optional cookies blocked until consent is given?	YES	YES
Does a seller see only their own order data?	YES	YES
Does DAC7 have an owner, complete data, and a calendar?	YES, if the operator is subject to it	YES
Does the BDO model distinguish between private/unregistered sales and business sales, and does it establish packaging and fulfillment roles only where applicable?	YES	YES
Is the full purchase path available, or is there a confirmed micro-enterprise exemption?	YES	YES for an entity covered by PAD
Has KSC self-identification been performed and a timeline established?	YES for medium/qualified entities	YES after the obligation takes effect
Is MFA for administrators and high-risk local operations active, is there a log of PSP account/status changes, and are backups and restore tests performed; and are account/payout changes secured by the PSP if they occur solely with them?	YES	YES
Are retention periods and the legal hold process known?	YES	NO, but needs to be fixed before scaling