The combination implementation is replaced by strategy that search the smallest remaining from the order lines by removing the last debit or credit depending on the remaining sign. Closes #13451
###################### Account Invoice Module ###################### The *Account Invoice Module* adds the concept of invoicing to Tryton. It allows the creation of customer and supplier invoices, and can handle the payment terms related to the invoices and show when they have been paid. .. toctree:: :maxdepth: 2 usage/index configuration design releases