public Nullable<DateTime> ExpirationDate { get; set; }

Public Property ExpirationDate As Nullable(Of DateTime)
	Get
	Set

public:
virtual property Nullable<DateTime> ExpirationDate {
	Nullable<DateTime> get () sealed;
	void set (Nullable<DateTime> value) sealed;
}

abstract ExpirationDate : Nullable<DateTime> with get, set
override ExpirationDate : Nullable<DateTime> with get, set