EFTA Document EFTA01366598

Amendment #4 Page 169 of 868 Plat d C91 1, I d trends in the power nckstry, fl amenco prowled by our power purchasers and informant(' available to management from other otter* sources as appropriate. These estmees are subject to an rtierert degree of uncertainty We use estimate', aSSumpt,OnS and judgments for certain items inCluang Ire *reboot)* Inn of property and equipment, income tax, revenue recognition and certain componeMs of cost of revenue These erdenales, assunptions and judgments