| Payments | Run test orders in test mode, then one small live order and refund | Money arrives, failed payments show clear messages |
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| Checkout | Test on a phone and a desktop, as a guest and as a registered customer | A new buyer can finish in a few steps |
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| Tax and invoices | Confirm tax lines, invoice numbers and required business details | Your accountant approves the sample invoice |
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| Delivery and returns | Delivery zones, rates, return policy and contact details published | The policies are linked from the cart and footer |
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| Product data | Titles, descriptions, images, prices, variants and stock checked | No placeholder text or missing images |
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| SEO basics | Titles, descriptions, canonical tags, sitemap and robots rules | Indexable pages only, with no duplicate filters |
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| Schema | Product, offer and breadcrumb schema validated | No errors in testing tools |
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| Speed | Core Web Vitals checked on product, category and cart pages | Pages load quickly on a mid-range phone |
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| Security | HTTPS, admin passwords, backups and access roles set | Backups restore correctly |
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| Emails | Order confirmation, shipping and password-reset emails tested | Emails arrive in the inbox, not spam |
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| Search Console and analytics | Property verified, sitemap submitted, purchase events tracked | Data appears after a test order |
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| Training | Staff can add products, edit stock and process orders | A short handover call is done |
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