We want to ensure that marketing communications relating to our products and services, and those of our suppliers, retail partners and the TUI Group, including online advertising, are relevant to your interests.To do this, we may use your personal data to better understand your interests so that we can try to predict what other products, services and information you might be most interested in. This enables us to tailor our communications to make them more relevant and interesting for you.Looking at your browsing behavior and purchases helps us to better understand you as a customer and it allows us to provide you with personalised offers and services.We may also measure your responses to marketing communications relating to products and services we offer, which enables us to offer you products and services that better meet your needs as a customer.If you do not want to receive a personalised service from us, you can change your preference online, over the phone or by writing (e.g. email) to us at any time. We will update our records as soon as we can.