Checkpoint Systems's Employee Email Address Formats

Checkpoint Systems uses 3 email formats, with first '.' last (ex. john.smith@checkpointsystems.com)
being used 50% of the time.
first_initial lastjsmith@checkpointsystems.com25%
first last_initialjohns@checkpointsystems.com25%
first '.' lastjohn.smith@checkpointsystems.com50%