1. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Life after Listing – Continuing Obligations Richard Gubbins 24 October 2007 7306313

2. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Primary Listing – Main Market Secondary Listing – Main Market AIM Listing

3. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Primary Listing – Main Market FSA Regime: Listing Rules Disclosure and Transparency Rules ("DTRs") Prospectus Rules

4. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Listing Principles Directors to understand their duties and obligations Company to have adequate procedures, systems and controls to enable it to comply with the Listing Rules and DTRs Company to act with integrity towards shareholders and potential shareholders Company to avoid the creation of a false market in its securities when communicating information to shareholders or potential shareholders Holders of the same class of securities to be treated equally Company to deal with the FSA in an open and honest manner

5. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Disclosure Obligations Obligation to notify a Regulatory Information Service as soon as possible of any "inside information" which directly concerns the company Inside information is information which: –is of a precise nature; –is not generally available; –relates, directly or indirectly to the company or its securities; and –if it were made generally available, would have a significant effect on the price of the company's securities Information which would have a significant effect on the price of a company's securities is information which a reasonable investor would use as part of the basis for his investment decisions

6. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Delay of Disclosure A company may delay the public disclosure of inside information so as not to prejudice its legitimate interests where: such omission would not be likely to mislead the public; and where any person receiving the information owes the company a duty of confidentiality (and the company is able to ensure the confidentiality of the information). For example: disclosure may be delayed where negotiations are in course and where the outcome would be likely to be affected by public disclosure

7. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Insider Lists A listed company must draw up a list of persons working for it who have access to inside information relating directly or indirectly to the Company Obligation extends to persons acting on the company's behalf or on its account, for example, its lawyers Lists to be retained for five years following their compilation

8. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Routine Disclosure Obligations For example: Changes to capital structure Receipt by the company of shareholder notification or change of holdings

9. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Reporting on Financial Information Obligation to publish An annual financial report (at the latest four months from the end of the financial year) Half-yearly results (at the latest two months from the end of the financial year) An interim management statement in each of the two six month periods of the financial year (in the period between ten weeks after the beginning and six weeks before the end of the six month period) Details of dividends as soon as possible after board approval received

10. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Annual Report Audited financial statements Management Report to include: –A fair review of the company's business –A description of the principal risks and uncertainties facing the company Responsibility statement by the directors: –Financial statements give a true and fair view –Management report includes a fair review

11. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Half-yearly Report Condensed financial statements (unaudited) Interim management report Responsibility statement

12. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Interim Management Statement Explanation of material events General description of the financial and performance of the company and its group during the relevant period

13. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Directors Obligation to notify the appointment, resignation, removal or retirement or an important change in the function or executive responsibilities of a director Obligation to notify transactions in the company's securities by persons discharging managerial responsibility Model Code: –Restriction on the freedom of persons discharging managerial responsibility to deal in the company's securities –Insider dealing and market abuse laws also apply

14. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Model Code Persons discharging managerial responsibility must not deal in the company's securities: At any time when in possession of inside information in relation to the securities On consideration of a short term nature During a close period (i.e. 60 days prior to publication of annual report and the period from the end of the relevant interim period up to publication of the half- yearly report) Without clearance from the chairman or another director designated for the purpose

15. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Acquisitions and Disposals Listing Rules provide method to calculate the size of transactions Tests relate to the ratio of the target as against the listed companies on the following measures: –gross assets –profits –consideration to market capitalisation –gross capital

16. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Classes of Transaction Reverse takeover – any class test exceeds 100% listed company's securities suspended and re- admitted following completion of the transaction Class 1 – any class test exceeds 25% - shareholder approval required Class 2 – any class test exceeds 5% - detailed announcement required Class 3 – all class tests below 5% - simple announcement required

17. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Related Party Transaction Related parties are: Current or recent directors of the company Substantial shareholders of the company Persons exercising significant influence over the company Any associate of the above Most related party transactions require a circular to be sent to shareholders and shareholders' consent to be obtained

18. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Corporate Governance The Combined Code on Corporate Governance is the code of corporate governance for listed companies which are UK incorporated Obligation on overseas incorporated listed companies to include a statement in their annual report and accounts regarding compliance with the corporate governance regime in their country of incorporation and how it differs from the Combined Code Shareholder bodies also make significant recommendations in relation to corporate governance matters. For example, the Institutional Shareholders Committee and the National Association of Pension Funds

19. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Combined Code Board –Effective functioning –Division of chairman and chief executive role –Evaluation of board performance –Importance of non-executive directors and independence –Remuneration level not to exceed what is necessary to attract and retain appropriate directors –Importance of nomination committee Audit – importance of audit committee Shareholders – importance of meaningful dialogue with shareholders

20. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Other Obligations Annual Information Update –Obligation on listed companies to produce an update of all information made available to the public in the previous 12 months anywhere in the world in compliance with securities legislation Share in public hands –A company with a main market listing must have a minimum of 25% of its listed securities in public hands

21. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Secondary Listing Disclosure of shareholdings Shares in public hands Notification in relation to other matters such as share capital, significant shareholders etc. Obligation to comply with only some of the measures which apply to primary listed companies Key obligations for secondary listed companies:

22. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Aim Listing Continuing obligations governed by the AIM Rules Generally less onerous than the rules which apply to companies with a primary listing on the main market Rules 10, 11 and 17: Rules 18 and 19: Rules 12-15: Disclosure and price sensitive information Obligation to produce annual and half- yearly reports Transactions – announcement obligation determined by ratio class tests

23. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Aim Listing (ctd) Nominated adviser may insist on certain corporate governance standard being observed. Rules 34 and 35:Obligation to retain a nominated adviser and broker

24. B RUSSELS D UBAI F RANKFURT L ONDON M ADRID M ILAN M UNICH N EW D ELHI N EW Y ORK P ARIS S INGAPORE S TOCKHOLM T OKYO Life after Listing – Continuing Obligations Richard Gubbins 24 October 2007 7306313