Secure Company sold merchandise to customer A, who charged the $3,500 sales amount on the credit card. The credit card company charges a 2% credit card fee. Secure Company sold merchandise to customer B for $5,000 terms 3/10, n/30. Customer B paid the amount due in 8 days. Secure Company sold merchandise to customer C for $6,800. Customer C returned merchandise worth $800 and paid the remaining balance. 

What is the company's net sales resulting from these transactions?