As a busy person, you know the importance of staying a step ahead of your clients and your family. You probably know the feeling of being  tied to your desk or home so as not to miss that important email or phone call and to maintain convenient access to essential data—proposals, schedules, contact information, business news or the stock market. However, thousands have newfound freedom using PDA-style smartphones designed for business (and fun). These cellular devices trace their roots back to the personal digital assistant or PDA. Originally used as businessperson’s right hand to track important client information, project statuses, and task lists, these devices have evolved into an everyman’s (and woman’s) tool.