Subroutines
Subroutines and functions are not same, generic name for both is procedures.
Subroutines operates internally but does not return a value.
Below is an example of code in which two subroutines are created one has data and other show this in dialog box.
Option Compare Database
Sub DbaseName()
Dim sName As String
sName = "Order Tracking"
ShowDbaseName (sName)
End Sub
Sub ShowDbaseName(sDbaseName As String)
MsgBox (sDbaseName)
End Sub