Online commerce has long moved beyond the simple act of listing products on the internet. Today, a marketplace controls the storefront, payment infrastructure, rating systems, advertising visibility, search algorithms, return policies, communication between parties, and often the seller’s actual access to the buyer. Professor Gabriel Steiner analyzes this model as a new legal structure in which a digital platform can no longer be viewed merely as a neutral technical intermediary. At LawConsulted, we see this as one of the most important regulatory areas of modern commerce, because disputes between buyer and seller increasingly involve not only product quality, but also the role of the platform that created the transaction environment, controlled the trust architecture, and profited commercially from the transaction.
The traditional liability model was relatively straightforward: the seller was responsible for the product, the buyer had consumer rights, and the intermediary remained outside the material dispute. In the digital economy, this framework no longer operates without significant qualification. If a marketplace performs only formal verification of sellers, promotes questionable products in search results, conceals the actual identity of the merchant, processes payments through its own infrastructure, and controls refund procedures, its involvement becomes legally significant. A common example is a consumer purchasing electronics based on misleading product descriptions, only to discover that the seller disappears from the platform afterward, while the marketplace claims it is not a party to the contract. Such a position is no longer always legally persuasive, because the platform itself enabled trust in the transaction, visually structured the offer, and received commission revenue.
The legal significance of this issue lies in the fact that marketplace liability may arise not only from a direct contractual relationship, but also from the degree of factual control over the transaction. At LawConsulted, we pay close attention to how strongly a platform influences consumer choice, verifies product information, moderates reviews, responds to complaints, and removes dishonest sellers. If a digital platform limits itself to purely technical hosting of information, the scope of liability is narrower. If it actively shapes the commercial environment, defines participant behavior, and intervenes in key transactional elements, legal analysis becomes considerably more complex. In such matters, what matters is not how the platform describes itself in marketing materials, but the actual architecture of its commercial participation.
For businesses, the risks are becoming increasingly tangible. Sellers operating through marketplaces depend heavily on internal platform rules, algorithmic visibility, account restrictions, payment withholding mechanisms, and dispute resolution procedures. In many cases, conflicts arise not with buyers, but with the platform itself, which may freeze payouts, remove product listings, restrict access to dashboards, or impose financial penalties without sufficiently transparent justification. At LawConsulted, we believe these relationships require careful contractual analysis before a company even enters a marketplace ecosystem, because standard user agreements often contain clauses capable of significantly limiting a seller’s commercial freedom. A legal oversight at the onboarding stage can later result in loss of revenue, inventory, customer access, and reputation.
The buyer’s position within this structure is equally more complex than it may appear. Visually, the buyer interacts with a major platform, trusts its brand, uses its payment tools, and relies on its rating system. Yet when a product defect, counterfeit item, delivery failure, or refusal of refund arises, liability may be fragmented between the seller, logistics provider, and marketplace. At LawConsulted, we analyze such disputes through the lens of protecting the weaker party in the transaction, because a digital platform profits from consumer trust and cannot fully distance itself from consequences if its system enables widespread distribution of misleading listings, counterfeit goods, or products that fail to meet declared consumer standards.
Special attention must also be given to evidence. In disputes involving marketplaces, not only invoices and correspondence matter, but also screenshots of product pages, return policies valid at the time of purchase, seller descriptions, promotional claims, order status history, customer support communication, and internal platform rules. A major challenge is the speed at which digital evidence can change. Product listings may be edited, reviews removed, sellers renamed, and service terms updated after a dispute begins. Legal strategy in these cases must therefore rely on timely evidence preservation, precise qualification of legal relationships, and accurate identification of the responsible party.
Marketplace liability will continue to evolve because digital platforms have become independent participants in economic circulation rather than neutral storefronts. Regulation is gradually shifting toward a model where legal obligations depend on the level of control over transactions, influence on user behavior, and the platform’s commercial role. At Law Consulted, we note that a mature legal framework must protect buyers from formal shifting of responsibility, sellers from opaque internal sanctions, and the market itself from situations where a digital intermediary captures economic benefit while avoiding the legal consequences of its own governance model.
Previously, we wrote about what clients do not disclose and how it ultimately shapes the defence strategy.
