Picture-sharing app will keep 'small cut' of each sale it makes in-app.
Twitter has spent the past year improving how users can interact with, discover and share more content around big events.
15 ways the social giant has impacted the ad industry
Move has been welcomed by Unilever's Keith Weed, who has led calls for action.
Social platform also posted its fourth consecutive profitable quarter.
HP's outgoing top marketer shares his ideas on brand-building, creativity, diversity and impact.
Peter Sloterdyk listened to the app's users, then set out to help them discover, connect with, and navigate the world
The social media giant has some tips for brands looking to make the most of the platform's biggest day of
The social media giant enlisted 15 influencers to make short films that push the bounds of the medium.