NOTES PAYABLE (Tables)

12 Months Ended

Dec. 31, 2019

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments [Table Text Block]

Our notes payable consisted of the following:

		December 31,		December 31,
		2019		2018
2019 12% Notes	$	1,506,000	$	–
8.5% Notes		–		6,849,000
SBI Note		750,000		–
2019 15% Notes		200,000		–
Related party note payable		100,000		–
Unamortized debt discount		(225,649)		(1,575,094)
		2,330,351		5,273,906
Less: Current portion		(2,330,351)		(5,273,906)
Long-term portion	$	–	$	–

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

For purposes of determining the loss on extinguishment of debt and the debt discount, the underlying assumptions used in the Black-Scholes model to determine the fair value of the 2019 12% Warrants were:

Current stock price	$ 0.82 - 0.92
Exercise price	$ 1.30
Risk-free interest rate	1.63 - 1.68 %
Expected dividend yield	–
Expected term (in years)	1.10
Expected volatility	124 %

Current stock price	$ 4.18
Exercise price	$ 2.35
Risk-free interest rate	2.46 %
Expected dividend yield	–
Expected term (in years)	2.0
Expected volatility	134 %
Number of iterations	5

Current stock price	$ 0.54 - 0.67
Exercise price	$ 0.45
Risk-free interest rate	1.60 - 1.62 %
Expected dividend yield	–
Expected term (in years)	1.01  3.06
Expected volatility	118 - 119 %