“If you’re looking for engagement (Buffer defines engagement as clicks, retweets, favorites and replies), night owls win again. The highest amount of engagement per tweet occurs between 11 p.m. and 5 a.m., peaking between 2 a.m. and 3 a.m. Tweet when fewer people are tweeting to increase your chances of being noticed.
In many cases, 70 to 80 percent of total engagement comes from clicks, says Kevan Lee of Buffer.” – Entrepreneur