Presented below are selected transactions of Federer Company. Federer sells in large quantities to other companies and also sells its product in a small retail outlet.
March 1 Sold merchandise on account to CC Company for CHF3,000, terms 2/10, n/30.
3 CC Company returned merchandise worth CHF500 to Federer.
9 Federer collected the amount due from CC Company from the March 1 sale.
15 Federer sold merchandise for CHF400 in its retail outlet. The customer used his Federer credit card.
31 Federer added 1.5% monthly interest to the customer’s credit card balance.

Instructions
Prepare journal entries for the transactions above.