What is the syntax to run a procedure based on a timer?

Sub <procedure name>()
   'code to be run
   Application.OnTime Now + TimeValue("00:00:00"), "<procedure name>"
End Sub
Sub runsEveryTenSeconds()
    If formClock.Visible = False Then Exit Sub

    Call updateClock
    Application.OnTime Now + TimeValue("00:00:10"), "runsEveryTenSeconds"
End Sub


What is the syntax to select cells?

To select a single cell

Range("<Cell Value>").Select
(ex) Range("A1").Select
(ex) Range("C3").Select


To select a continuous range

Range("<Cell Value>").Select
(ex) Range("A1:B4").Select
(ex) Range("C3:F400").Select


To select multiple non-continuous ranges

Range("<Cell Value>, <Cell Value>").Select
(ex) Range("A1:E3, H2:H44").Select
(ex) Range("C3:D4, Y3:Y4").Select


To select down to the 1st empty cell

Range(Selection, Selection.End(xlDown)).Select