currently existing mechanisms to optimize the quality of experience in accordance with user data plans are rather based on user self - managed usage of his mobile user data plan with , for example , help from external applications which continuously evaluate the limits reached . there is thus a need for deployment of intelligence in the network , in order to avoid abrupt downgrades in the qoe for subscribers that go over the monthly quota of their data plan . to overcome these problems , or at least to mitigate them , an embodiment of the present invention provides for an optimization of the user &# 39 ; s quota by gradually reducing the required bandwidth for the content that the user requests . this is achieved by a method which takes into account the consumed / remaining volumes in the user data plan as well as the user browsing habits , and which provides context enrichment to content providers to enable taking decisions .