The info collected such as the amount readers, the resource where by they have originate from, as well as web pages visted in an anonymous form. B?n có th? ngh? v? b? c?c nh? m?t lo?i ph??ng ti?n tr?ng có th? ???c s?a ??i cho phù h?p v?i b?t k? m?c ?ích nào.