Opinion of the European Economic and Social Committee on the ‘proposal for a Directive of the European Parliament and of the Council concerning unfair business-to-consumer commercial practices in the Internal Market and amending Directives 84/450/EEC, 97/7/EC and 98/27/EC (the Unfair Commercial Practices Directive)’ — COM(2003) 356 final - 2003/0134 (COD).