Adaptation to the Euro. From May 1, 2000, INFORMA S.A. will begin to invoice in euros, keeping the peseta as the second currency during the transition period up to the definitive changeover to the euro in 2002. If you have any doubts or queries, contact our International Customer Service, telephone +34 902 178 078 or fax +34 91 661 90 60 e-mail: customerservice@informa.es