Private Sub CommandButton1_Click()
Dim OL              As Object
Dim EmailItem       As Object
Dim Doc             As Document
 
Application.ScreenUpdating = False
Set OL = CreateObject("Outlook.Application")
Set EmailItem = OL.CreateItem(olMailItem)
Set Doc = ActiveDocument
Doc.Save
 
With EmailItem
    .Subject = "SUBJECT LINE"
    .Body = "BODY MESSAGE" & vbCrLf & _
    "SECOND LINE BODY MESSAGE" & vbCrLf & _
    "THIRD LINE BODY MESSAGE"
    .To = "TEST@EMAIL.COM"
    .Importance = olImportanceNormal
    .Attachments.Add Doc.FullName
    .Display
    
End With
 
Application.ScreenUpdating = True
 
Set Doc = Nothing
Set OL = Nothing
Set EmailItem = Nothing
    
End Sub