According to a survey in UK, it was found that 84 per cent of 18-34 year olds are happy to share their personal data with brands by registering and logging into sites with their identities from social networks. Consumers are worried about sharing personal information out of fear that companies will not use it properly. So, it's important to show consumers how you value data privacy and be clear on exactly how their data will be used. It is essential for companies to give a clear notification to consumers about how their personal data will be used. To know more, follow Patrick Salyer (CEO of Gigya)’s article link: http://digitalmarketingmagazine.co.uk/digital-marketing-data/data-collection-all-consumers-want-is-transparency-relevance-and-convenience/1238