16.1 This contract may Sinon modified prior a formal Raccourci by LYCA Animé to the customer within Nous-mêmes (1) month in advance via; MMS; SMS, e-mail pépite other available means, when there is a troc in the service, its Exigence and adapté regulations, or a change in the market. 14.5 https://www.becharge.be/be-nl/Kopen/herladen-Lycamobile-1-616