Why It's Better To Outsource Your Invoice Printing And Mailing Some business take care of a consistent circulation of mail by sending direct advertising postcards or sending invoices to consumers. Printing, sending out and also sending out such letters as well as statements can be expensive and also taxing. All these resources can easily go in the direction of more helpful jobs. Effective postal printing services can help companies to function more effectively while lowering prices and can engage with all customers and potential clients.