At 18:45 BST, this was the number of  blogs participating, and the potential number of people who could be reached! Even Gordon Brown is blogging in aid of Blog Action Day! It’s still not too late to join in – I’m not sure at what point it stops being the 15th October anywhere in the world, but you have until then, and here are some  useful tips provided on what you could blog about, by those who have organised the day!