Dim rptDocument As ReportDocument = New ReportDocument()
rptDocument.Load(mReportPath)
Dim exportOpts As ExportOptions = New ExportOptions()
Dim pdfOpts As PdfRtfWordFormatOptions = ExportOptions.CreatePdfRtfWordFormatOptions()
exportOpts.ExportFormatType = ExportFormatType.PortableDocFormat
exportOpts.ExportFormatOptions = pdfOpts
rptDocument.ExportToHttpResponse(exportOpts, Response, True, "")

Dim msg As New MailMessage()
msg.From = New MailAddress("proccoinvoice@gmail.com")
msg.[To].Add(recipient)
msg.Subject = "Procco Invoice"
msg.Body = "Invoice attached"
msg.Attachments.Add(New Attachment(filepath)) //Path should be given here
Dim client As New SmtpClient("smtp.gmail.com")
client.Port = 25
client.Credentials = New NetworkCredential("proccoinvoice@gmail.com", "<Procco>;1947")
client.EnableSsl = True
client.Send(msg)