13. Concentrations	12 Months Ended
Aug. 31, 2017
Notes
13. Concentrations	13. CONCENTRATIONS Credit risk Financial instruments that potentially subject the Company to concentrations of credit risk consist primarily of cash and accounts receivable. The Company places its cash with a high quality financial institution. The Company has concentrations of credit risk with respect to accounts receivable as large amounts of its accounts receivable are concentrated geographically in the United States amongst a small number of customers. At November 30, 2017, three customers accounted for accounts receivable greater than 10% of total accounts receivable at 72%. At August 31, 2017, three customers accounted for accounts receivable greater than 10% of total accounts receivable for a total of 77%. The Company controls credit risk through credit approvals, credit limits, credit insurance and monitoring procedures. The Company performs credit evaluations of its commercial customers but generally does not require collateral to support accounts receivable. Volume of business The Company has concentrations in the volume of purchases it conducts with its suppliers. For the three months ended November 30, 2017, there were three suppliers that each accounted for greater than 10% of total purchases, and the aggregate purchases amounted to $3,923,827. For the three months ended November 30, 2016, there were two suppliers that each accounted for greater than 10% of total purchases, and the aggregate purchases amounted to $3,180,581.

13. Concentrations

12 Months Ended

Aug. 31, 2017

13. CONCENTRATIONS

Credit risk

Financial instruments that potentially subject the Company to concentrations of credit risk consist primarily of cash and accounts receivable. The Company places its cash with a high quality financial institution. The Company has concentrations of credit risk with respect to accounts receivable as large amounts of its accounts receivable are concentrated geographically in the United States amongst a small number of customers. At November 30, 2017, three customers accounted for accounts receivable greater than 10% of total accounts receivable at 72%. At August 31, 2017, three customers accounted for accounts receivable greater than 10% of total accounts receivable for a total of 77%. The Company controls credit risk through credit approvals, credit limits, credit insurance and monitoring procedures. The Company performs credit evaluations of its commercial customers but generally does not require collateral to support accounts receivable.

Volume of business

The Company has concentrations in the volume of purchases it conducts with its suppliers. For the three months ended November 30, 2017, there were three suppliers that each accounted for greater than 10% of total purchases, and the aggregate purchases amounted to $3,923,827. For the three months ended November 30, 2016, there were two suppliers that each accounted for greater than 10% of total purchases, and the aggregate purchases amounted to $3,180,581.