Not all business portraits should look the same, you are unique from everybody else so why look like everybody else. By adding sepia and black and white, it can give a business portrait a whole new look and feel. It can either instill a somber emotion or give a casual feel to the portrait. Also, with business portraits the attire is a big component. You want to wear something that represents you, not only on a personal level but a business level. Add outfits with some props that can be associated with the business or reason for the photo can also personalize the portraits. A picture is just a thousand words but as many words are needed. So make your portraits that will send the right message.