Dim f As Range, KeyCells As Range
With ActiveSheet
Set f = .Rows(5).Find(What:="Added Info/Options", lookat:=xlWhole)
If Not f Is Nothing Then
Set f = f.Offset(1, -1)
Set KeyCells = .Range(f, .Cells(.Rows.Count, f.Column).End(xlUp))
Else
Msgbox "Required header not found!"
End If
End With