> If you've ever paid by credit or debit card, they can associate the name on the card with your Tesco Clubcard account. If you're shopping in-store in the UK,

> If you've ever paid by credit or debit card, they can associate the name on the card with your Tesco Clubcard account. If you're shopping in-store in the UK, the supermarket can't profile you based on your bank card without express consent, as it falls under personally identifiable information.