Vine

Honda's campaign was simple: tweet the reasons you hate your old vehicle and use the hashtag #wantnewcar.

The car giant then responded to individual gripes with entertaining videos posted to Vine and embedded in the company's tweets. 

It was a big hit, but just how did they do it?

Really clever things are happening on Vine and Instagram, two free social apps that ask us to communicate through images. Sift's Digital Engagement Manager, Elena Goodrum asks:

How can not-for-profits make the most of them?