A custom store works best when the decisions behind it are clear before development begins. You do not need a technical specification, but you do need to understand what you sell, where you sell it, and how an order moves through the business. This checklist helps you prepare those answers and spot the areas that need a conversation before the platform is scoped.
Start with the customer journey
Write down how a customer should move from discovering a product to receiving it. Include the questions they need answered, how they compare options, what they must choose on the product page, and what should happen after an order is placed.
Keep the first version focused on the journeys your customers use most often. Less common cases can still be planned, but they should not make the main shopping path harder to understand.
Checklist
- The main customer groups and the products each group is likely to need
- The information a customer needs before they feel confident enough to buy
- The steps from product discovery through cart, checkout, confirmation, and delivery
- The questions customers usually ask before or after placing an order
Make the catalogue rules clear
List your product categories, brands, variants, and the information that applies to each item. Sizes, colours, materials, measurements, compatibility, and bundles all affect how products are stored, searched, displayed, and managed.
Decide who will prepare product names, descriptions, images, prices, and translations. Clean source information makes migration faster and gives customers a more consistent experience from launch.
Checklist
- Categories, brands, collections, and product relationships
- Variant choices such as size, colour, pack size, or material
- Required product details, images, documents, and search filters
- Existing product data that needs to be cleaned or moved
Define markets, prices, and delivery
If you sell in more than one country, do not assume the same rules apply everywhere. Confirm which countries are supported at launch, which languages and currencies customers will see, and whether prices or product availability change by market.
Delivery rules also need to be understandable before checkout. Record the available methods, areas you cannot serve, how charges are calculated, and who updates these settings when your operation changes.
Checklist
- Launch countries, languages, and currencies
- Regional prices, promotions, product availability, and minimum order rules
- Delivery areas, methods, charges, collection options, and expected timeframes
- The customer-facing return, exchange, and cancellation process
Map stock and order handling
Stock is not only a number on a product page. Decide when stock should be reserved, what happens if checkout is abandoned, who can make adjustments, and how returns affect available quantities.
Then write the order stages your team actually uses, from a new order through payment review, picking, dispatch, delivery, cancellation, or return. Each stage should have a clear owner and a clear customer update.
Checklist
- Where the trusted stock figure comes from and who can change it
- Low-stock warnings, temporary reservations, adjustments, and restocking rules
- Order, payment, fulfilment, cancellation, return, and refund stages
- The customer and staff notifications required at each important stage
Prepare payments without making assumptions
Choose payment methods based on the countries you serve and the provider accounts your business can obtain. A payment provider normally requires business verification, approval, production credentials, and testing before live transactions can be accepted.
If provider approval is still in progress, the rest of the platform can be built and tested with a simulated or payment-ready checkout. Live payments should only be described as available after the provider has been connected and tested successfully.
Plan the administration work
The customer storefront is only half of the platform. List the people who will manage products, prices, media, stock, orders, customers, and settings, then decide what each role should be allowed to view or change.
Also identify the reports, searches, filters, and activity history the team needs for normal work. These details often save more time than adding another feature to the storefront.
Checklist
- Administrator roles and the actions allowed for each role
- Routine product, price, stock, order, customer, and content tasks
- Searches, filters, exports, alerts, and summaries needed each week
- Sensitive changes that need extra confirmation or a visible activity record
Choose a sensible first release
Separate what the business needs to trade safely from what would simply be useful later. A focused first release is easier to test, easier for the team to learn, and more likely to reach customers without avoidable delays.
Keep a second list for later markets, advanced reporting, loyalty features, provider changes, and deeper integrations. A good custom platform leaves room for these additions without pretending they are all required on day one.
The takeaway
Be clear about the customer journey, catalogue, markets, stock, order stages, payments, and administrator responsibilities before agreeing the build. These decisions produce a more accurate scope and a store your team can operate after launch.
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