1. A User Equipment (UE) for use in a cellular wireless communications network, the UE comprising: a measuring unit for measuring signals received from at least one of a serving cell of a network and neighboring cells; a memory for storing information defining a plurality of conditions for triggering the UE to send a measurement report to the network, the measurement report comprising a result of at least one measurement performed by the UE; a determining unit for determining when one of the plurality of conditions is met; and a sending unit for sending, in response to one of the plurality of conditions being met, the measurement report, wherein each of the plurality of conditions is defined by at least: a result of a measurement of a signal received from the serving cell; a threshold parameter; at least one offset value associated with the serving cell; and at least one offset value associated with a serving frequency.