16.1 This contract may Quand modified prior a formal notice by LYCA Changeant to the customer within one (1) month in advance à cause; MMS; SMS, e-Correspondance or other available means, when there is a change in the Aide, its conditions and adéquat regulations, pépite a change in the market. https://hylistings.com/story20338317/lycamobile-opladen-in-belgi%C3%AB-un-aper%C3%A7u