The introduction of GDPR has led to some major changes in the way businesses deal with personal data - notably requiring you to prove permission or ‘just cause’ for processing the data in the first place.
Unless you’ve been hiding in a cave for the last six months (or perhaps just haven’t noticed the recent influx of ‘update your preferences’ emails in your inbox) you’ll know that the General Data Protection Regulation (GDPR) is about to come into effect.