The carrying value of cash and cash equivalents, trade receivables, accounts payable, and accrued liabilities approximated their fair values as of June 30, 2019 due to their short-term nature. The carrying value of the long-term debt, obligations under capital lease, convertible promissory notes, mortgage payable and loans payable to related parties approximated their fair values due to their market interest rates.

In the opinion of management, the Company is exposed to significant interest rate risk on its long-term debt of $3,844,309 ($5,031,160 CAD) (December 31, 2018-$3,727,778; $5,085,645 CAD). As at June 30, 2019, the Company is exposed to concentration risk as it had four customers (December 31, 2018-five customers) representing greater than 5% of total trade receivables and these four customers (December 31, 2018-five customers) represented 72% (2018-90%) of trade receivables. The Company had certain customers whose revenue individually represented 10% or more of the Company's total revenue. These customers accounted for 74% (37%, 23%, and 14%) (June 30, 2018-63%; 38% and 25%) of total revenue.

Liquidity risk is the risk that the Company is unable to meet its obligations as they fall due. The Company takes steps to ensure it has sufficient working capital and available sources of financing to meet future cash requirements for capital programs and operations.

The Company actively monitors its liquidity to ensure that its cash flows and working capital are adequate to support its financial obligations and the Company's capital programs. In order to continue operations, the Company will need to raise capital. There is no assurance of funding being available or available on acceptable terms. Realization values may be substantially different from carrying values as shown.

Although the Company's functional currency is the CAD, the Company realizes a portion of its expenses in USD. Consequently, certain assets and liabilities are exposed to foreign currency fluctuations. As at June 30, 2019, $110,307 (December 31, 2018-$68,393) of the Company's net monetary liabilities were denominated in USD. The Company has not entered into any hedging transactions to reduce the exposure to currency risk.

Financial Instruments	6 Months Ended
Jun. 30, 2019
Financial Instruments [Text Block]	5. Financial Instruments The carrying value of cash and cash equivalents, trade receivables, accounts payable, and accrued liabilities approximated their fair values as of June 30, 2019 due to their short-term nature. The carrying value of the long-term debt, obligations under capital lease, convertible promissory notes, mortgage payable and loans payable to related parties approximated their fair values due to their market interest rates. Interest, Credit and Concentration Risk In the opinion of management, the Company is exposed to significant interest rate risk on its long-term debt of $3,844,309 ($5,031,160 CAD) (December 31, 2018-$3,727,778; $5,085,645 CAD). As at June 30, 2019, the Company is exposed to concentration risk as it had four customers (December 31, 2018-five customers) representing greater than 5% of total trade receivables and these four customers (December 31, 2018-five customers) represented 72% (2018-90%) of trade receivables. The Company had certain customers whose revenue individually represented 10% or more of the Company's total revenue. These customers accounted for 74% (37%, 23%, and 14%) (June 30, 2018-63%; 38% and 25%) of total revenue. Liquidity Risk Liquidity risk is the risk that the Company is unable to meet its obligations as they fall due. The Company takes steps to ensure it has sufficient working capital and available sources of financing to meet future cash requirements for capital programs and operations. The Company actively monitors its liquidity to ensure that its cash flows and working capital are adequate to support its financial obligations and the Company's capital programs. In order to continue operations, the Company will need to raise capital. There is no assurance of funding being available or available on acceptable terms. Realization values may be substantially different from carrying values as shown. Currency Risk Although the Company's functional currency is the CAD, the Company realizes a portion of its expenses in USD. Consequently, certain assets and liabilities are exposed to foreign currency fluctuations. As at June 30, 2019, $110,307 (December 31, 2018-$68,393) of the Company's net monetary liabilities were denominated in USD. The Company has not entered into any hedging transactions to reduce the exposure to currency risk.