I sell corporate training. The cost for each class is set in its button. The cost for each class varies. I also add an additional fixed charge of $25 for each textbook, detailed in the product description. The customers enroll for one person for one class at a time. How do I have the $25 textbook cost show as a line item when: 1. They select a class to buy, and, 2. Detailed as a line item on the invoice, and, 3. Totaled on the transaction.
... View more