The pump move is a good one to get rid of the over the top move. What you are doing is trying to "pump" your transition move. You can't come over the top if you are "pumping" it correctly downplane.
Also, as long as he is teaching your to ROLL your forearms and not FLIP them through, that is fine as well.
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I'm not a TGM or PGA certified Pro, but I did stay at a Holiday Inn Express last night