Low-stock claim
Generic “only one left” across every variant
A fictional store displays “Only one left” for every size and colour even though the warning is not linked to variant-level inventory.
Individual HTML example · Urgency
Warehouse stock used to imply online scarcity
A fictional retailer says “Last item online” by counting one local warehouse while identical inventory is available through its normal fulfilment network.
This is an original fictional comparison. It depicts no real company and is not a legal finding or safe harbour.
Warehouse stock used to imply online scarcity
A fictional retailer says “Last item online” by counting one local warehouse while identical inventory is available through its normal fulfilment network.
Last one available. The warning omits that other normal fulfilment stock exists.. Buy before it is gone. Claim basis, collapsed
Local delivery availability. The message names the location and alternative fulfilment option.. 1 local · delivery stock available. Claim basis, expanded: The relevant population, period, inventory or offer state is presented with the message.. View the source and period for “1 local · delivery stock available”
Why the first version can mislead: The message applies immediate pressure at the checkout decision. The cue “Buy before it is gone” should correspond to a defined operating state and a real consequence. The example instead states: “The warning omits that other normal fulfilment stock exists.” The scope of the claim can exaggerate scarcity and accelerate purchase.
What a fairer design does: State the relevant inventory scope and delivery constraint in language the buyer can understand.
Show annotated differences (2)
Potentially problematic version
- Claim basis, collapsedIn “Warehouse stock used to imply online scarcity”, this element shows how low-stock claim can shape the decision.
Neutral alternative
- View the source and period for “1 local · delivery stock available”In “Warehouse stock used to imply online scarcity”, this element keeps the clearer alternative visible at the same decision point.
Review questions (3)
- Which timestamped inventory, reservation, demand or offer event substantiates “Buy before it is gone”, and what changes when its limit is reached?
- Record the claim, timestamp, data source and post-claim state; which evidence supports “It appears near a transactional decision”?
- What happens when the stated limit is reached, and could the observed message be the legitimate case “time-limited offer”?
Complete pattern context
How this example relates to Low-stock claim
A claim that few units remain applies purchase pressure, especially where inventory basis or persistence is unsupported. The label describes a recurring design mechanism; whether a particular implementation is harmful or unlawful depends on the complete journey, audience, evidence and rules within scope.
The full guide explains inclusion and exclusion criteria, harms, fair design principles, evidence questions and the relevant EU legal information layers. The example page isolates one scenario so it can be shared and discussed without reproducing the complete library on one page.
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Sources and provenance for this example
Evidence base
Sources
- Dark commercial patternsOrganisation for Economic Co-operation and Development · Secondary · checked 2026-09-14 · OECD Digital Economy Papers No. 336
- Unfair Commercial Practices DirectiveEuropean Parliament and Council of the European Union · Primary · checked 2026-08-09 · Directive 2005/29/EC; CELEX 02005L0029-20220528