Originally Posted by alykins
Just a disclaimer... I don't know if you are in US or not- but to the best of my knowledge (in the US) doing what you are proposing without having an employee's signature acknowledging the fact that they know you will be doing this, and that they are subject to it is illegal. It's an infringement on privacy.
This is very much important. Glad you opened this up. Any form on monitoring or tracking should have proper and full disclosure to the employees.