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Ethical Considerations of Personalisation in Marketing

In brief

Answer summary

Responsible personalisation begins with a legitimate customer purpose and the minimum data required to achieve it. Organisations should be transparent about data use, respect consent and objections, avoid sensitive or unexpectedly intimate inferences, test whether the experience feels helpful rather than manipulative, and retain meaningful human accountability for consequential decisions.

  • Customer relevance does not justify using every available data point.
  • Opaque or overly intimate personalisation can trigger distrust and resistance.
  • Consent, lawful basis and customer expectation are separate questions.
  • Avoid high-risk inference about vulnerability or sensitive characteristics.
  • Measure trust, complaints and opt-outs as well as response rates.

Author’s update — August 2026

Personalisation has become easier to automate, which makes restraint and transparency more important. I have updated this article around a simple test: access to a data point does not automatically justify using it. Teams should consider user expectations, sensitivity, lawful processing and the effect of getting an inference wrong before deciding that a more personalised message is necessarily a better one.

Introduction

The technique of personalising adverts and other marketing materials to specific persons or groups is known as personalisation in marketing.

The technique of personalising adverts and other marketing materials to specific persons or groups is known as personalisation in marketing.

by Neil Chevalier

Personalisation in marketing has the potential to be a significant instrument for increasing the success of marketing efforts since it allows businesses to talk directly to their target audience and supply them with material that is more relevant to their interests. Personalisation in marketing, on the other hand, poses a variety of ethical concerns that must be addressed.

Cookies are one kind of customisation that is widely used. Cookies are little data files that are kept on a user’s computer and used to track their internet behaviour. This information can be used to provide targeted advertising or to tailor the content displayed to a website’s visitors. For example, if a person visits a shoe website and looks at a pair of red high heels, they may receive adverts for comparable red high heels on other websites.

Personalisation may also be employed by collecting and analysing data from social media accounts and other online profiles. This can help businesses obtain insights into their target audience’s interests and preferences, allowing them to build marketing campaigns that are more suited to their requirements. For example, if a corporation discovers that a big number of its consumers are interested in outdoor activities, it may develop a marketing campaign promoting its outdoor gear.

A variety of marketing automation solutions may also be used to tailor emails and other marketing messages. These technologies let companies deliver personalised communications to different portions of their email list depending on characteristics such as geography, interests, or purchase history. A corporation, for example, may send a different email to customers who have previously purchased outdoor gear than to customers who have not, with the purpose of persuading the latter group to make a purchase.

While personalisation may be an effective approach to increase the success of marketing initiatives, businesses must be careful of ethical implications. If they believe they are being observed or followed too closely, some people may believe their privacy is being infringed. Furthermore, there is a possibility that customisation will be used to purposefully or accidentally discriminate against specific groups or individuals.

To address these issues, it is critical for businesses to be open about the data they gather and how it is utilised. Customers who do not want their data used for personalisation should have explicit opt-out alternatives. Furthermore, it is critical to assess the possible repercussions of personalisation on society as a whole, and to take efforts to mitigate any bad consequences.

Personalisation has the potential to create “echo chambers,” in which people are only exposed to perspectives that are similar to their own. This might result in a lack of diversity in the information individuals are exposed to, making it more difficult for them to perceive and evaluate alternative points of view. It can also strengthen existing prejudices and make people more resistant to fresh ideas.

Another negative aspect of personalisation is that it may be used to discriminate against specific groups or individuals. For example, if a corporation uses customisation to target its marketing efforts, it may end up eliminating particular categories of individuals if they do not meet the crucial criteria defined by the firm. As a result, these communities may face a lack of representation and possibilities.

Overall, customisation may be a great tool for increasing the success of marketing initiatives; but, corporations must be cognisant of ethical concerns and take steps to resolve them. This might include being honest about the data gathered and how it is used, offering clear opt-out alternatives for consumers, and evaluating the possible societal effects of customisation.

Author: Neil Chevalier

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