// Open XML file and get key if file exists
            if(File.Exists("ApiKeys.xml"))
            {
                XmlDocument doc = new XmlDocument();
                doc.Load("ApiKeys.xml");
                XmlNode node = doc.DocumentElement.FirstChild; // Only have one API key in the file anyways
                var key = node.InnerText;
                Syncfusion.Licensing.SyncfusionLicenseProvider.RegisterLicense(key);
            }
            else
                // Use free community license
                Syncfusion.Licensing.SyncfusionLicenseProvider.RegisterLicense("YOUR API KEY");