Send Mail 网址

http://www.codeproject.com/Tips/371417/Send-Mail-Contact-Form-using-ASP-NET-and-Csharp

http://www.c-sharpcorner.com/UploadFile/0c1bb2/sending-email-to-multiple-recipeint-using-Asp-Net/

http://www.codeproject.com/Articles/720356/ASP-NET-Web-API