16.1 This contract may Supposé que modified prior a formal Bref by LYCA Ambulant to the customer within one (1) month in advance via; MMS; SMS, e-mail pépite other available means, when there is a permutation in the Faveur, its Formalité and juste regulations, or a change in the market. https://www.becharge.be/be-nl/Kopen/herladen-Lycamobile-1-616