Annual report pursuant to Section 13 and 15(d)

Allowance for Doubtful Accounts (Tables)

v3.20.4
Allowance for Doubtful Accounts (Tables)
12 Months Ended
Dec. 31, 2020
Allowance for Doubtful Accounts [Abstract]  
Schedule of Accounts, Notes, Loans and Financing Receivable The activity in the allowance for doubtful accounts was as follows during the years ended December 31, 2020 and 2019:
 
  2020 2019
Balance at the beginning of the year $ 225,000  $ 63,727 
Provision for bad debts 135,000  189,441 
Charge-offs (150,333) (28,168)
Balance at the end of the year $ 209,667  $ 225,000