CABLE & Wireless has launched a new mobile services division to provide GSM mobile phones and data solutions to business customers. The company claims it will win about 20 per cent of new business GSM customers this year. GSM sales rose by 300 per cent last year while, overall, mobile phone use expanded by 58 per cent. About 300,000 new customers in the business sector are expected to buy a GSM phone this year, according to Cable & Wireless.