It would be desirable to have an option to choose the Electronic Invoices to be Stamped and those that do not. It would be desirable a filter in the following options. a. Finance and Operations > Accounts receivable > Inquiries and reports > CFDI (electronic invoices). Mark / Unmark the invoices to be stamped or not b. Acoount receivables > Invoices > E-invoices > Export / Import electronic invoice process. Add a filter to include or excluse the invoices to be stamped. Filter can be by: Date, Customer, Type of document (Free Text Invoice / Sales orders / Projects ) c. Customer > Tab Invoice and Delivery. Use the field (Einvoice) to select if a customer does not require to get electronic invoices stamped.