With LeadBi is simple to track user also with a simple email. How you can do that? With LeadBI is very simple
When you write an email with any clients or share a link to skype for example you need to build the url like this:
so when send email with a link to a contact you need to add at the end of url that: ?email@example.com
you need to know the email address of user to track
in that way when the user click on the link and visit website, LeadBI will matches the visit to contacts and create automatically the lead.
For hide the link with email address you can also use the tiny url service as https://goo.gl