1. A method in a base station serving a first cell of a cellular network, for controlling interference coordination with at least one neighbouring cell, the method comprising: obtaining transaction related information (TI) pertaining to a forthcoming data transaction involving at least one wireless terminal in the first cell, estimating a transaction magnitude (TM) for said forthcoming data transaction, based on the obtained transaction related information, and controlling employment of an Inter-Cell Interference Coordination (ICIC) scheme for the forthcoming data transaction, based on the estimated transaction magnitude.