Tweets with custom graphics achieved more engagement than those with photos, getting an average of 15 likes and 8 retweets 2. Tweets with 4 emojis got higher engagement levels than those with 0 – 3 3. The optimum number of hashtags is 2 per tweet 4. Tweets with 2 hashtags got an average of 11 likes and 7 retweets 5. Tweets tagging other accounts had an average of 13 likes and 6 retweets 6. 61% of tweets with handles got one or more replies