The Company delivers in house products, seller delivers his products. So when a seller products are sold via cash on delivery & seller delivers his product, the seller received the money. For this case he got full money for the product price. The Company didn’t receive his commission. For this case the seller has a due amount (commission amount) which the seller needs to pay to Company. This balance is shown as a negative amount in his panel. Suppose a product price is Rs. 1000/- and admin commission is 10%, then seller has Rs.100/- due to Company.
Alternatively when a seller’s product is sold via online payment and seller delivers his product. For this case Company is receiving the money as the Company payment gateway is configured. For this case Company has due to the seller. Suppose a product price is Rs.1000 and Company commission is 10%, then company has Rs. 900/- due to the seller. This value is shown as + value(seller income) in seller panel.
Seller can only make withdrawal request if he has withdrawable amount. Means if he has due to company then he can not make a withdrawal request.