Originally Posted by gmaxey

Try:

Sub TwoSpacesAfterSentence()
Dim oRng As Range
Set oRng = ActiveDocument.Range
With oRng.Find
.ClearFormatting
.MatchWildcards = True
.Text = "(*{2})([.\!\?]) ([A-Z])"
.Replacement.Text = "\1\2 \3" 'Two spaces between 2 and \
.Execute Replace:=wdReplaceAll
.Text = "([.\!\?]) {3,}([A-Z])"
.Replacement.Text = "\1 \2"
.Execute Replace:=wdReplaceAll
'This should prevent most cases of improper double spacing
'in names (e.g., F. Lee Bailey, George W. Bush, etc.)
.Text = "([!A-Z][A-Z].) ([A-Z])" 'Two spaces between ) and (
.Replacement.Text = "\1 \2"
.Execute Replace:=wdReplaceAll
End With
End Sub