Understand your audience

Understand your audience better than they understand themselves. It takes a lot of upfront research, and often means being a member of the very tribe you’re trying to lead – but it pays off.
Brian Clark, founder and CEO, Copyblogger

Understanding your audience better means you’ll have a better idea of what blog content will resonate with them, which is a good start when you get to writing blog posts.
A great technique for doing this is to simply ask your readers first on Twitter, Facebook or LinkedIn with an engaging quote. If people respond well to it, than this is probably a great topic to write about. An example for this comes from Andrew Chen who famously “tests” his blogpost ideas on Twitter first.
And so does Joel here at Buffer. Take this example from a recent Twitter post of his, where he simply tweeted one quote to see how well people liked a topic before he blogged about it: