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3. INTANGIBLE ASSETS (Tables)
 3 Months Ended
Mar. 31, 2019
LIABILITIES AND STOCKHOLDERS' DEFICIT  
Intangible Assets
   March 31,
2019		   December 31,
2018		 
Patents and trademarks  $36,073   $36,073 
Platform   4,421,723    4,105,780 
Kiosk   64,802    64,802 
Licenses   481,697    433,685 
    5,004,295    4,640,340 
Less: accumulated amortization   2,788,577    2,524,407 
Intangible assets, net  $2,215,718   $2,115,933