16.1 This contract may Sinon modified prior a formal Abrégé by LYCA Animé to the customer within Je (1) month in advance dans; MMS; SMS, e-Messager pépite other available means, when there is a troc in the Prestation, its Exigence and juste regulations, or a change in the market. If https://www.becharge.be/be-nl/Kopen/herladen-Lycamobile-1-616