string bizFormName = "TestingSiteContactUs";
string siteName = "CMSTestingSite";

// Read BizForm definition
BizFormInfo bfi = BizFormInfoProvider.GetBizFormInfo(bizFormName, siteName);
// Read data type definition
DataClassInfo dci = DataClassInfoProvider.GetDataClass(bfi.FormClassID);
GeneralConnection genConn = ConnectionHelper.GetConnection();

//save the data into bizform table using the example code 
// …

// formRecord.ID is taken from the example code from developer’s guide

// Dataclass object
IDataClass content = DataClassFactory.NewDataClass(dci.ClassName, formRecord.ID, genConn);

if (!(formItem.IsEmpty()))
{
DataRow row = content.DataRow;
}

// Get confirmation sender and recepient email addresses
object email = DataHelper.GetDataRowValue(row, bfi.FormConfirmationEmailField);
string sendConfirmEmailTo = ValidationHelper.GetString(email, "");
string sendConfirmEmailFrom = bfi.FormConfirmationSendFromEmail;

// Get sender and recipient email addresses
string sendFromEmail = bfi.FormSendFromEmail;
string sendToEmail = bfi.FormSendToEmail;

bool sendEmailtoAdmin = ((!String.IsNullOrEmpty(sendFromEmail)) && (!String.IsNullOrEmpty(sendToEmail)));
bool sendEmailtoCustomer = ((!String.IsNullOrEmpty(sendConfirmEmailFrom)) && (sendConfirmEmailTo != ""));

if (sendEmailtoAdmin || sendEmailtoCustomer)
{

if (sendEmailtoAdmin)
{

CMS.FormControls.BizForm bizform = new CMS.FormControls.BizForm();


// Send notification e-mail
bizform.SendNotificationEmail(sendFromEmail, sendToEmail, row, bfi, content);
}

if (sendEmailtoCustomer)
{

CMS.FormControls.BizForm bizform = new CMS.FormControls.BizForm();

// Send confirmation e-mail
bizform.SendConfirmationEmail(sendConfirmEmailFrom, sendConfirmEmailTo, row, bfi);
}
}