Leave message: Brexit is a message of hope.

WATCH: 'Our message is fundamentally one of hope and belief in Britain'. Let's #TakeControl on 23 Junehttps://t.co/jhJv2y9kkO

— Vote Leave (@vote_leave) May 3, 2016

Remain message: Experts support Remain. For example, Peter Mandelson.

Cut through: Germany has called for a European army.

Leave social media count: 338,736 likes, 38,603 followers.

Remain social media count: 380,566 likes, 26,128 followers.

Odds: Remain 1/3 Leave 9/4

Latest poll: Remain 44% (+3), Leave 45% (+3) (ICM, online). Poll of Polls is now Remain 50% (-3), Leave 50% (+3).