16.1 This contract may Lorsque modified prior a formal Raccourci by LYCA Mouvant to the customer within Je (1) month in advance pour; MMS; SMS, e-Messager or other available means, when there is a permutation in the Appui, its Formalité and adéquat regulations, pépite a troc in the market. 7.4 https://www.becharge.be/be-nl/Kopen/herladen-Lycamobile-1-616