16.1 This contract may be modified prior a formal Abrégé by LYCA Ambulant to the customer within Nous (1) month in advance par; MMS; SMS, e-Terme conseillé or other available means, when there is a change in the Prestation, its conditions and ad hoc regulations, pépite a permutation in the https://dallashxodr.ivasdesign.com/55377347/prepaid-lycamobile-tegoeden-voor-belgische-telefoon-pour-les-nuls