Lead generation advertising: what legal limits to convince without cheating?

In the LeadGen sector, the border between effective hooking and deceptive practice is narrow.This article clarifies the principles applicable (L121-2andL121-3The Consumer Code), gives concrete examples of false steps to avoid to secure your messages on all channels.

Who is this article addressed to?Acquisition directors, media managers, growth, CRM, brand/content, legal teams and compliance.

TL;DR (to be held in 30 seconds)

• All channels are affected by misleading advertising (SMS, Instagram, Messenger, E-mail, landing pages). Each message, promise and button must be secured.

• The burden of proof is on the advertiser: it is up to him to prove the truth of his allegations.

• Penalties: up to €1.5 million (or 10% of the CA), advertising halt, correction; penal sanctions: 2 years in prison and €300,000 in fine (natural person); up to €1.5 million for a legal person.

We are informing precisely and clearly

It is important to inform the consumer well by giving him the main information about the good or service offered, taking into account the specific features of the display of the channel used.

• Also: We do not spread false information (existence, availability, nature of product).

• Essential characteristics are not exaggerated or minimized.

• Substantial information (e.g. data transmission to partners, eligibility conditions, payments, limitations) is not provided.

False-not typical in LeadGen

• Use fictional accounts or invented notes/notices.

• Exaggerate the actual offer or create FOMO.

Example of good practice:

We're adapting his promise to the channel

In addition, it makes the limits of the channel used take into account and choose the density and clarity of the indications on the medium:

• SMS: concise message + link to the complete information page (conditions, partners, mentions).

• Social networks (posts/ads): immediately qualified promise (e.g.

• E-mail: non-deceptive subject, content with visible conditions and link to data policy.

• Landing page: take over the promise of the announcement, add detailed conditions, data entries, identity of the person in charge, explicit and traceable consents (GSP) - basis for a collection of leads in accordance with the GDPR.

You don't lie, you don't cheat

The Consumer Codeprohibited,among other things, any confusion with another good/service, a brand, a trade name, anda fortioril , borrowing an identityPublic(administration, ministry, media).

For example: it isprohibited from emulatingthe visual of a department, community or media forsuggest an official affiliation.

If you work with a claimant, take care of itframework of the relationship with a lead generatorto clarify roles and responsibilities and avoid ambiguity.

Good reflex

• Clearly state your identity and specify the absence of affiliation:

In addition to identity information, the following may also be considered misleading:

• False assertion of a gift without consideration.

• False promotional offer (no reduction or conditions not met).

• Advertising disguised (false article, false testimony, false opinion).

• False statement of a role

TO KNOW: The burden of proof is on the advertiser

It'sto the advertiserof theprove truthfulnessThe consumer and the authorities do not have to prove their falsehood.KeepYour proofs:

• Ads/LPs, versions, release dates.

• Eligibility conditions, scales, terms and conditions of gifts/offers

• Process for collecting consents, evidence of data transmission.

• Traceability of testimonies/advisory (authenticity, date, context).

Sanctions and repression (recall)

• DGCCRF: fines up to €1.5 million (or 10% of the turnover), stop advertising, mandatory correction.

• Criminal (natural person): up to 2 years in prison and €300,000 fine.

• Legal person: up to €1.5 million fine.

To avoid misleading advertising

Convincing Without Deceitis a sustainable performance lever. By applying the principles oftransparency, ofclarityand dadaptation to the channel, you secure your journeys, protect your brand and improve your transformation rates.

The elements shared here are the voluntary and informal council, and they cannot be held legally responsible by the díhipto members.

Last Updated: September 3, 2025