Choose flat surface on the model and click left button mouse. This will set coordiantes system center. Make sure that the Red axis looks towards East and click Left Mouse Button Make sure Blue axis looks towards North and click Left Mouse button The information on this page is the intellectual property of Rapida Infrastructures Ltd. and is provided for reference purposes only. Copying, transferring, reproducing, distributing, or using this information for commercial purposes without prior written permission is strictly prohibited.