Tories planned to make millions from members’ data with ‘True Blue’ app

Exclusive: senior party officials worked on commercial venture that would allow brands to sell products to supporters

Senior Conservative party officials worked on plans to hand over its entire membership database for a commercial venture that promised to make tens of millions of pounds, the Guardian can reveal.

Leaked documents show Tory executives discussed exploiting members’ personal data to build a mobile phone app that could track users’ locations and allow big brands to advertise to Conservative supporters. The party would take a cut of sales.