Personally Identifiable Information (PII) data or personal data (e.g. email addresses, social security numbers etc.) is a complete nightmare for web analysts. Every web analytics platform is very clear on this matter, that their systems are not designed to store PII data. Google analytics also states in the service’s terms, that any GA account found storing PII data will be deleted by their administrator. If you end up having your account deleted, the chances of bringing it back online are very slim. Adobe Analytics will also advice its users against storing personal data on their servers. Most marketers don’t need...