Have you already installed SolidInvoice on your Synology NAS? Today, after many, many emails asking me how to set up email on SolidInvoice to be able to send invoices to your clients, I have finally come about to writing an article on how to set up Gmail on SolidInvoice so you can send invoices to … Read more about Synology: Set Up Email Notifications on SolidInvoice