M-Power allows you segment customers by Industry, Class, Source and Territory. These classifications provide a means to anaylise your marketing efforts, provide differing prices by class and split your customer base for targeted sales efforts.
All of the field are accessible in the Customer Details dialog. You can edit the lists provided in the drop-down boxes using the [+] buttons to the right of each list.
The New Lead and New Customer dialogs also provide a subset of these fields to aid in capturing as much information as possible during lead and customer creation.