When it comes to driving traffic to your website social media is a great way to let people know about new blog posts, new products and updates, or to simply keep connected with your audience. In particular Twitter is a great communication tool, but to make it effective you need to be tweeting at times during the day when your audience are going to be receptive to your messages, and keeping up with a tweeting schedule manually can be a real drain on your time when you're running your own...