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ACCOUNTS PAYABLE AND ACCRUED EXPENSES (Tables)
3 Months Ended
Mar. 31, 2018
Payables and Accruals [Abstract]  
Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]
Our accounts payable and accrued expenses consist of the following:

 

 

March 31,

2018

 

December 31,

2017

Accounts payable

$

595,867

$

192,204

Accrued payroll, taxes and vacation

 

213,963

 

243,659

Payroll tax liability for stock option exercises

 

 

519,278

Property taxes and other

 

6,604

 

42,653

 

$

816,434

$

997,794