Kindly make sure to follow IFRS 15 (revenue recognition) without excuse, check Roxtra for Manual. To issue any Pro-Forma Invoice Corporate Approval Is Manditory, kindly use proper Tax-code while Invoicing Kindly Ensure proper documentation & approval before Customer master data creation / Update, Invoicing/Einvoicing correctly & avoid reversal/credi Note, other branch invoicing is assigned based on the capacity, need full cooperation in SD centralization process