5. COMMON STOCK	6 Months Ended
Jun. 30, 2020
Equity [Abstract]
COMMON STOCK	5. COMMON STOCK At June 30, 2020, the Company's authorized capital stock was 150,000,000 shares of common stock, par value $0.001 per share, and 25,000,000 shares of preferred stock, par value $0.001 per share. On that date, the Company had 49,373,707 shares of common stock issued and outstanding, and no shares of preferred stock outstanding. Stock-based compensation expense related to Company grants for the three and six months ended June 30, 2020 was $600,775 and $1,324,958, respectively. Stock-based compensation expense for the three and six months end June 30, 2019 was $567,910 and $1,214,620, respectively. 2020 Transactions: During the three and six months ended June 30, 2020, the Company issued -0- and 500,000 stock options, respectively, valued at $2.86 per share that will vest over four years. The assumptions used in the Black Scholes option-pricing model for the 2020 options was a risk-free interest rate of 0.38%, expected volatility of 100%, dividend yield of -0- and the weighted-average expected life of 5 years. During the three and six months ended June 30, 2020 the Company also issued 337,437 and 775,995 shares of common stock, respectively, for restricted stock awards previously granted, earned and vested, and for the exercise of vested stock options and received proceeds of $24,000. In addition, for the three months ending June 30, 3020, the Company issued 20,000 shares of common stock related to the acquisition of customer lists and contracts valued at $8.86 per share. 2019 Transactions: During the three and six months ended June 30, 2019, the Company issued 825,000 and 1,116,147 shares, respectively, of common stock for restricted stock awards previously granted, earned and vested.

5. COMMON STOCK

6 Months Ended

Jun. 30, 2020

5. COMMON STOCK

At June 30, 2020, the Company's authorized capital stock was 150,000,000 shares of common stock, par value $0.001 per share, and 25,000,000 shares of preferred stock, par value $0.001 per share. On that date, the Company had 49,373,707 shares of common stock issued and outstanding, and no shares of preferred stock outstanding.

Stock-based compensation expense related to Company grants for the three and six months ended June 30, 2020 was $600,775 and $1,324,958, respectively. Stock-based compensation expense for the three and six months end June 30, 2019 was $567,910 and $1,214,620, respectively.

2020 Transactions: During the three and six months ended June 30, 2020, the Company issued -0- and 500,000 stock options, respectively, valued at $2.86 per share that will vest over four years. The assumptions used in the Black Scholes option-pricing model for the 2020 options was a risk-free interest rate of 0.38%, expected volatility of 100%, dividend yield of -0- and the weighted-average expected life of 5 years. During the three and six months ended June 30, 2020 the Company also issued 337,437 and 775,995 shares of common stock, respectively, for restricted stock awards previously granted, earned and vested, and for the exercise of vested stock options and received proceeds of $24,000. In addition, for the three months ending June 30, 3020, the Company issued 20,000 shares of common stock related to the acquisition of customer lists and contracts valued at $8.86 per share.

2019 Transactions: During the three and six months ended June 30, 2019, the Company issued 825,000 and 1,116,147 shares, respectively, of common stock for restricted stock awards previously granted, earned and vested.