You can also download the unrestricted version of CLUE. By downloading this version you agree to properly refer to the software in any publication (Verburg and Overmars, 2009. Landscape Ecology 24(9): 1167-1181); not to rename the model or claim ownership otherwise; not to ask for unpaid assistance with the authors and not blame any mistakes in the operation of the model or its results to the model function or concept.