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E-commerce knowledge base

Research, reviews and practical breakdowns: what works in online stores, how to measure change and build a sales system.

  • What is a website usability audit and why an online store needs one

    | Article: 5 min read

    A complete guide to usability audits for online stores: how it differs from UX, the methods, what gets checked from search to checkout, how it works and how to start on your own.

  • E-commerce manager

    | Article: 3 min read

    An e-commerce manager is the person responsible for making an online store sell: the catalog, the website, prices, traffic, orders and numbers. It is not a separate specialty with a single standard, so people work differently under this title in different…

  • Personal data in Ukraine

    | Article: 4 min read

    Personal data in Ukrainian law is information or a set of information about an individual who is identified or can be specifically identified. Its processing is regulated by the Law of Ukraine "On Personal Data Protection" of June 1, 2010, No. 2297-VI. A new…

  • Trust signals

    | Article: 3 min read

    Trust signals are elements of a site that help a shopper believe the store is real, honest and safe to pay: reviews, contacts, delivery and return terms, visual signs of protection on the card form, familiar payment methods.

  • An online store team: who you need at each stage

    | Article: 2 min read

    An online store team is the set of people and contractors who cover four things: product and catalog, the site, attracting shoppers, and orders and support. There is no "right" team composition: it depends on how many orders you process and what of it can be…

  • Returning goods to an online store

    | Article: 5 min read

    A product return is the process in which a shopper gives a purchased item back to the seller and receives money or an exchange. In Ukraine, the shopper's rights are defined by the Law "On Consumer Rights Protection," and the rules for returning an online…

  • In-house team or agency

    | Article: 2 min read

    An in-house team is people on staff who work only for your store. An agency is an outside company that takes on a function (advertising, SEO, development, design) under a contract. The choice is rarely either-or: most stores combine both.

  • Free shipping threshold

    | Article: 4 min read

    A free shipping threshold is a rule: shipping is free if the order total is at least a set amount (for example, from 1,500 UAH). For the store it is a way to raise the average order value, for the shopper an incentive to add one more item.

  • Preparing for big sales: Black Friday

    | Article: 3 min read

    Black Friday is a sale that falls on the Friday after American Thanksgiving; in 2026 that is 27 November. Around it forms a "sales week" (Cyber Week) that runs up to Cyber Monday. For a store this is the peak period, when mistakes in stock, delivery and the…

  • Agentic commerce

    | Article: 5 min read

    Agentic commerce is shopping in which an AI agent acts on a person's behalf: it searches for and compares products, and within the permission it has been given it can also place the order and pay. For a store, this means part of the "visitors" will be…

  • PRRO and fiscalization for an online store

    | Article: 4 min read

    A PRRO (software cash register, "програмний реєстратор розрахункових операцій") is a program registered on the tax authority's fiscal server, through which the seller carries out a payment and creates a settlement document (a fiscal receipt) (Law No.…

  • Technical debt

    | Article: 6 min read

    Technical debt is the future cost of fixing and reworking that arises when software was built fast and without room for change. Like financial debt, it lets you move faster today, but with interest: every next change costs more and takes longer.