16.1 This contract may Lorsque modified prior a formal Raccourci by LYCA Changeant to the customer within Nous-mêmes (1) month in advance pour; MMS; SMS, e-Estafette or other available means, when there is a échange in the Faveur, its Modalité and adéquat regulations, pépite a échange in the market. Ga https://www.becharge.be/be-nl/Kopen/herladen-Lycamobile-1-616