E-commerce knowledge base
Research, reviews and practical breakdowns: what works in online stores, how to measure change and build a sales system.
GDPR for an online store
GDPR (the EU General Data Protection Regulation, Regulation 2016/679) is the EU law on processing personal data. It also applies to a store outside the EU if the store offers goods to people who are in the EU, or monitors their behavior there.
OMS and WMS
OMS (order management system) accepts orders from all channels, tracks their statuses and decides where and how to fulfil them. WMS (warehouse management system) records goods coming in and going out, knows where everything is, and assigns work in the…
Website accessibility and the European Accessibility Act
Website accessibility means people with visual, hearing, motor or cognitive impairments can use the site, including through screen readers and a keyboard. The European Accessibility Act (EAA) is EU Directive 2019/882, under which certain products and…
What it costs to own an online store: startup and monthly expenses
The cost of owning an online store (total cost of ownership) is all the money the store demands from the start until the moment you close or sell it: one-time launch costs and monthly running costs. The cost of the website is only one line, and often not the…
SEO trends for an online store
SEO trends are changes in how people search and how search shows results. Over 2025–2026 the picture changed most because of AI-based answers right in Google search (AI Overviews, AI Mode), the growth of zero-click search and new reporting tools. The basic…
Incrementality and media mix models
Incrementality is the share of sales that advertising delivered on top of what the store would have received without it. If a person would have bought from you anyway, the ad added nothing with them, even though the report records them as a conversion. A…
APIs and integrations
An API (application programming interface) is a set of rules and capabilities inside a program through which another program can interact with it, as opposed to a human interface. It is a "contract" between the program that offers the API and third-party…
How to launch an online store in 2026
Launching an online store is a sequence of decisions from checking demand to the first paid orders: work out the money on a single order, register the business, choose a platform, build the catalog, connect payment and delivery, set up analytics and bring in…
B2B online sales
B2B e-commerce is selling goods to companies (wholesale buyers, venues, entrepreneurs) through a website or portal with online ordering: with individual prices, payment terms, repeat orders and documents. It is not a "B2C store with a wholesale price": the…
How an online store team uses AI every day
AI in a store team's daily work is a set of small, repeating tasks in which a language model prepares a draft and a person checks it and decides. The value comes not from separate "smart" features but from simple habits assigned to specific people.
CAC (customer acquisition cost)
CAC (customer acquisition cost) is the amount a store spends to get one new customer: all marketing and sales costs for a period divided by the number of customers who bought for the first time in that period.
AI Overviews and AI Mode in Google
AI Overviews are a short AI-written answer above the regular Google results, with links to sources. AI Mode is a separate search mode for more complex queries: comparisons, multi-step questions, with an extended answer and links. Both use "query fan-out": the…