Hi Udo..thanks for your early reply. That seems to be an interesting point. But I tried categorizing the data points by quarter and month as well with the above mentioned values, I did not find any difference. Even by that way, if I leave Jan14, I am getting the proper forecast line. I am not aware of specialized forecast function, let me know if I can try that. I do not want to cutoff any data point as it represents business for the customer. At present the ERP system used by them serves the forecast functionalities of what they are looking for. - Satlr
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