++++ 1 . PROCEDURE - LETTER SENT BY THE HIGH AUTHORITY - REGISTERED MAIL - DELIVERY TO EMPLOYEE OF THE ADDRESSEE UNDERTAKING - EFFECTS 2 . PRICES - PUBLICATION - SYSTEM - COMMUNICATION TO THE HIGH AUTHORITY OF PRICE LISTS AND CONDITIONS OF SALE 3 . PRICES - PUBLICATION - SYSTEM - OFFENCES - FINES 4 . PROCEDURE - ACTION IN WHICH THE COURT HAS UNLIMITED JURISDICTION - FINE - REDUCTION - POWERS OF THE COURT