public string MXN() { var valueCurrency = exchangeService.Calculate("MXN", "BRL", 1); var resourceName = "BankRef.View.Cambio.MXN.html"; var assembly = Assembly.GetExecutingAssembly(); var streamResource = assembly.GetManifestResourceStream(resourceName); var streamReader = new StreamReader(streamResource); var pageText = streamReader.ReadToEnd(); var pageResult = pageText.Replace("@VALUE", valueCurrency.ToString()); return(pageResult); }