Get Serious …
Please.
Do me a (personal) favor.
Consider …
That’s all … “consider” …
Consider an all-out fully professional-sustained attack on your presentation skills.
All out.
Fully professional.
Attack.
(With at least, for heaven’s sake, the tenaciousness you’d evince if you were seriously taking up golf or tennis or fly fishing or gardening or chess or calligraphy or flower arranging.)
I’ll look forward to the engraved invitation to your Inaugural Ball …