That it's very easy to use for SEO purposes as well as conversion optimization. The price isn't too high either which makes sense since they have been in business long enough now to earn their customers' trust! I've used other tools from time-to-time but none of those are quite so great at what we need done - especially considering how much money has gone into making our site work properly again after being hacked (and subsequently losing all my data). We're slowly getting back up there where we needed help initially when everything was lost due to hacking attempts/others stealing information etc.. It helps us monitor keyword usage across multiple languages within Google Webmaster Tools while also checking competitor rankings / keywords to see if any new ones pop out or drop down during search queries. This allows me to identify anything potentially 'wrong.' Once identified then its easier to fix using specific keyword research articles online such as this one below; https://www.thefreelibrary.