RE:¿Ventana siempre visible?
Mira para hacer esto no es tan simple tenes que usar una API,
pega en un modulo.bas este codigo:
Declare Function SetWindowPos Lib "User32" (ByVal hwnd As Long, ByVal hWndInsertAfter As Long, ByVal x As Long, ByVal y As Long, ByVal cx As Long, ByVal cy As Long, ByVal wFlags As Long) As Long
Const SWP_NOSIZE = &H1
Const SWP_NOMOVE = &H2
Const SWP_NOACTIVATE = &H10
Const SWP_SHOWWINDOW = &H40
Const SWP_FLAGS = SWP_NOMOVE Or SWP_NOSIZE Or SWP_SHOWWINDOW Or SWP_NOACTIVATE
y en en evento load del formulario que queres simpre visible:
Private Sub Form_Load()
Dim a As Long
a = SetWindowPos(hwnd, -1, 100, 100, 200, 200, SWP_FLAGS)
End Sub