I am sure many of you know of Alexa.com. Many years ago most people got annoyed with Alexa as it's toolbar was budled with some freeware. It was just considered as malware. It was not until two years ago when I needed to analyse which real estate companies from the Algarve were the most popular on the Web when I realised that it could be useful sometimes. This is what Alexa has to say about Anal…