Most blogging software allows commentators to leave their URL; that can mean backlinks and traffic. But something I’ve been noticing a lot recently is that some links lead nowhere. Turns out, the authors usually forgot a letter or reversed two letters in the URL. That simple error can cost you a backlink or boatload of traffic.

So, here’s a quick tip, before you hit the submit button to enter your comment on a blog, double check to make sure you’ve written your URL properly.

(And, if you don’t have a website, leave the space blank - it’s usually not required.)