ບຸກຄົນທີເຄີຍເຂົ້າເບີ່ງເວັບໄຊທ໌ (ຫຼືເຄືອຂ່າຍ) ຢ່າງຫນ້ອຍຫນຶ່ງຄັ້ງໃນເວລາທີ່ກໍານົດໄວ້.

individuals who have visited a Web site (or network) at least once in a during a fixed time frame.