The document provides guidelines for ServiceNow's voice, tone, and style in communications. It defines voice as the brand's personality expressed through language choices, while tone refers to adjustments in voice according to audience and context. The guidelines describe ServiceNow's voice as passionate but not pretentious, simple but not boring, driven but not obnoxious, helpful but not overbearing, and irreverent but sophisticated. It also provides tips for aligning these personality traits based on different persona types within the company.