Oct 10 (Reuters) - Britain's FTSE 100 index is seen opening 5 points lower at 7,502.8 on Tuesday, according to financial bookmakers. * BHP BILLITON: Activist investor Elliott has embarked on an international tour of BHP Billiton's biggest shareholders as it presses ahead with its campaign to force a radical shake-up of the FTSE 100 mining giant, sources familiar with the matter told Reuters. * MICRO FOCUS: British tech firm Micro Focus International, the new owner of ArcSight security software, said it would restrict reviews of the core operating instructions in its products by "high-risk" governments, after Reuters reported that the application had been scrutinized by Russia. * WHITBREAD: Britain's Whitbread will announce on Tuesday that it plans to expand its presence in China by buying the 49 percent in its Costa Coffee partnership in the south of China that it does not already own, Sky News reported on Monday. * ROYAL MAIL: Britain's Royal Mail said on Monday it was seeking a High Court injunction after the Communications Workers Union (CWU) failed to withdraw a plan for its Royal Mail members to strike later this month in a dispute over pensions. * VEDANTA: Cairn Oil and Gas, part of Vedanta Ltd, will invest 300 billion rupees ($4.6 billion) in exploration projects off India's east coast and in the onshore fields of Barmer in the west, its acting CEO said. * MONARCH AIRLINES: Britain's transport minister said on Monday the costs of bringing home 110,000 customers of airline Monarch , which collapsed last week, were being discussed with credit and debit card companies. * MOTOR INSURANCE: Car insurance premiums in Britain fell by an average of 1.1 percent in the third quarter of 2017, the largest quarterly fall in more than three years, according to the Confused.com car insurance price index and Willis Towers Watson. * UK SPENDING: British shoppers increased their spending in September at the fastest pace so far in 2017, excluding an Easter-related surge in April, but much of the rise reflected higher prices for food and clothing after the Brexit vote, a survey showed. * The UK blue chip index closed 0.2 percent lower at 7,507.89 points on Monday in response to a rise in sterling which hit companies that earn money in dollars such as the mining and energy sectors. * For more on the factors affecting European stocks, please click on: cpurl://apps.cp./cms/?pageId=livemarkets * UK CORPORATE DIARY: Domino's Pizza Group PLC Q3 2017 Trading Statement Release BAE Systems PLC Trading Statement Release Vedanta Resources PLC Q2 & H1 2018 Production Results Release Robert Walters PLC Q3 Trading Statement Release TODAY'S UK PAPERS > Financial Times > Other business headlines Multimedia versions of Reuters Top News are now available for: * 3000 Xtra : visit http://topnews.session.rservices.com * For Top News : http://topnews.reuters.com (Reporting by Arathy S Nair in Bengaluru)