DIY audits include very simple assessments, when Specialist audits offer a more detailed Examination. NA = Not readily available. NM = Not meaningful on account of huge relative standard error or excessive share modify. W = Withheld in order to avoid disclosure of person corporation info. Utility bills are invoices https://energyconsumption39383.dailyblogzz.com/35343292/how-much-you-need-to-expect-you-ll-pay-for-a-good-energy-saving-technologies