	Name	Description
	Attachments	Get a generic List containing all the Attachments within this part and sub-parts. (Inherited from Dart.Mail.Multipart)
	Bcc	Gets or sets the email address(es) of the "blind carbon-copy" recipient(s).
	BitEncoding	Gets the bit encoding of the message (SevenBit, EightBit, or Binary only).
	Cc	Gets or sets the email address(es) of the "carbon-copy" recipient(s).
	ContentType	Gets or sets the "Content-Type" header field for the part. (Inherited from Dart.Mail.Part)
	Date	Gets and sets the "Date:" header field.
	From	Gets or sets the email address of who the email is from.
	Headers	Provides a Part.Headers instance that lists all unique header fields. (Inherited from Dart.Mail.Part)
	Html	Gets or sets the HTML text body. (Inherited from Dart.Mail.Multipart)
	IsMime	Gets or sets a value that controls the use of MIME encoding.
	IsSecure	Returns false if SecureEncoding is SecureEncoding.None, otherwise true.
	Length	Returns the approximate Length of the encoded part. (Inherited from Dart.Mail.Multipart)
	Parts	A Part list that contains all the parts in the Multipart. (Inherited from Dart.Mail.Multipart)
	Priority	Gets or sets the Priority of the message.
	ReplyTo	Gets or sets the email address(es) of where any reply should be sent.
	Resources	Get a generic List containing all the Resources within this part and sub-parts. (Inherited from Dart.Mail.Multipart)
	SecureEncoding	Indicates the type of S/MIME encoding exposed by the header. Any "inner" encoding is unknown.
	Sender	Gets or sets the email address of the sender of the email.
	Subject	Gets or sets the value of the "Subject" header field.
	Tag	Gets or sets an object that stores any user data. (Inherited from Dart.Mail.Part)
	Text	Gets or sets the plain text body. (Inherited from Dart.Mail.Multipart)
	To	Gets or sets the email address(es) of the primary recipient(s).

	Name	Description
	Clear	Overridden. Reinitializes the MailMessage to default values. IsMime is set to true. Date is set to DateTime.Now.
	Clone	Overridden. Creates a deep copy of the MailMessage, but deep/shallow copies of its Parts. Attachments and Resources are shallow copies, Textparts and Htmlparts are deep copies.
	Dispose	Overloaded. Releases all resources associated with the object. (Inherited from Dart.Mail.Multipart)
	FindHtml	Finds the first Htmlpart, recursively searching Multipart.Parts (depth before breadth). (Inherited from Dart.Mail.Multipart)
	FindParent	Performs a recursive search to find the "parent" Part of the specified child within this Multipart. (Inherited from Dart.Mail.Multipart)
	FindText	Finds the first Textpart, recursively searching Multipart.Parts (depth before breadth). (Inherited from Dart.Mail.Multipart)
	Forward	Creates a forwarded Message.
	GetContentEncodingStream	Overridden. Used to encode message content.
	GetDecodingExceptions	Returns Exceptions created during decoding. (Inherited from Dart.Mail.Part)
	GetEncodingStream	Returns a Stream that encodes when System.IO.Stream.Read(System.Byte[],System.Int32,System.Int32) is used and decodes when System.IO.Stream.Write(System.Byte[],System.Int32,System.Int32) is used. (Inherited from Dart.Mail.Part)
	GetObjectData	This method supports the .NET infrastructure and is not meant to be called directly from your code.
	Open	Overloaded. Decodes the provided Stream and populates the Part.
	Reply	Creates a reply message by inserting a new Textpart. Leaves the original parts unmodified.
	ReplyAll	Creates a reply message by inserting a new Textpart. Leaves the original parts unmodified. Replies to the sender and CC's all recipients.
	ReplyAllInline	Creates a reply message by prepending the reply text/HTML and separators to the original text/HTML. Replies to the sender and CC's all recipients.
	ReplyInline	Creates a reply message by prepending the reply text/HTML and separators to the original text/HTML.
	Save	Overloaded. Encodes the MIME entity and saves it to the specified stream.
	SecureDecode	Overloaded. Decode the S/MIME encoded MailMessage.
	SecureEncrypt	Overloaded. Encrypt the MailMessage using S/MIME encoding.
	SecureSign	Overloaded. Sign the MailMessage using S/MIME encoding.
	ToArray	Returns the encoded MIME entity as a byte array. (Inherited from Dart.Mail.Part)
	ToString	Overloaded. Returns the MIME entity as a String. (Inherited from Dart.Mail.Part)

Reference