How many elephants can you fit in a Mini? The answer, of course, is four: two in the front and two in the back.

When you write for social media, you’ll soon become familiar with the feeling of somehow managing to cram impossibly big things into impossibly small spaces.

Twitter’s 280 character limit is probably the best known, but it’s not the only social network to have maximum character counts. And even when you’ve got more room to stretch your literary legs, that doesn’t necessarily mean you should use all of it. What’s possible isn’t always what’s practical or useful.

You don’t really need to worry about hitting the limits on Facebook or LinkedIn, where it’s technically possible (and a thoroughly bad idea) to ...

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