The document is a report by Paul Young, CPA, CGA on building permits in Canada for September 2017. It includes sections on building permits value by month, Canada infrastructure spending, and drywall tariffs. The key points are that building permits rose 3.8% in September due to a 13.9% increase in non-residential permits outweighing a 1.7% decrease in residential permits, with a large institutional permit in Alberta contributing significantly to the rise.