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9. Accounts Payable and Accrued Expenses (Details) - USD ($)
Dec. 31, 2019
Dec. 31, 2018
Payables and Accruals [Abstract]    
Accounts payable and accrued expenses $ 902,854 $ 766,203
Accrued interest 27,630 68,052
Mortgages payable 0 476,450
Accrued legal settlement 190,000 190,000
Total accounts payable and accrued expenses $ 1,120,484 $ 1,500,705