Sub GetAndRemoveSectionByInstanceNumber()
Dim strSearchString As String, ScnBrk As Long, i As Long
strSearchString = "Inst#: " & ReportInstance
With ActiveDocument.Range
  With .Find
    .ClearFormatting
    .Replacement.ClearFormatting
    .Text = strSearchString
    .Replacement.Text = ""
    .Forward = True
    .Wrap = wdFindStop
    .Format = False
    .MatchWildcards = True
    .Execute
  End With
  If .Find.Found = True Then
    i = .Duplicate.Sections(1).Index - 1
    ScnBrk = .Sections(i).PageSetup.SectionStart
    .Duplicate.Sections(1).Range.Delete
    .Sections(i).PageSetup.SectionStart = ScnBrk
  End If
End With
End Sub