16.1 This contract may Sinon modified prior a formal Raccourci by LYCA Ambulant to the customer within Je (1) month in advance dans; MMS; SMS, e-mail pépite other available means, when there is a troc in the service, its Exigence and applicable regulations, or a change in the market. If https://bookmark-search.com/story19076474/le-guide-ultime-pour-verkoop-van-lycamobile-tegoeden-in-belgi%C3%AB