NSB Recommended Cash Offer Declared Unconditional

Real Time Control PLC 21 February 2000 NSB RETAIL SYSTEMS PLC ('NSB') RECOMMENDED CASH OFFER FOR REAL TIME CONTROL PLC ('RTC') OFFER DECLARED UNCONDITIONAL IN ALL RESPECTS NSB announces that all conditions of the recommended cash offer (the 'Offer') for the entire issued share capital of RTC made on its behalf by Close Brothers Corporate Finance Limited ('Close Brothers') have been satisfied or waived and the Offer has been declared unconditional in all respects. By 3.00pm on 18 February 2000 valid acceptances of the Offer had been received in respect of a total of 6,292,992 RTC Shares representing approximately 89.6 per cent. of RTC's issued share capital. Prior to the commencement of the offer period on 25 October 1999, neither NSB nor any person acting in concert with NSB held any RTC Shares (or rights over such shares). Since that date and other than as referred to below, neither NSB nor any person acting in concert with NSB has acquired or agreed to acquire any RTC Shares (or rights over such shares). During the offer period, NSB received irrevocable undertakings from each of the directors of RTC to accept the Offer in respect of an aggregate of 3,930,175 RTC Shares, representing approximately 56 per cent. of RTC's issued share capital. Valid acceptances have been received in respect of all the RTC Shares subject to these undertakings, and are included in the total number of acceptances referred to above. The Offer will remain open until further notice. The procedure for acceptance of the Offer is set out in the offer document dated 28 January 2000 (the 'Offer Document') and the accompanying Form of Acceptance, copies of which are available from the offices of Close Brothers. RTC Shareholders who have not yet accepted the Offer should despatch their Forms of Acceptance (and supporting documents) as soon as possible. Terms defined in the Offer Document dated 28 January 2000 have the same meaning in this press release unless the context otherwise requires. The directors of NSB accept responsibility for the information contained in this announcement. To the best of the knowledge, information and belief of the directors (who have taken all reasonable care to ensure that such is the case), such information is in accordance with the facts and does not omit anything likely to affect the import of such information. Close Brothers, which is regulated by The Securities and Futures Authority Limited, is acting for NSB and no one else in connection with the Offer and will not be responsible to anyone other than NSB for providing protections afforded to their customers nor for providing advice in relation to the Offer. Enquiries: NSB Retail Systems PLC 0118 930 1500 Nikki Beckett, Chief Executive Alan Vickery, Chairman Close Brothers Corporate Finance 020 7655 3100 Limited Richard Grainger, Managing Director Mark Napier, Director