Whatever you did in the past is relevant, but it doesn’t mean it’s exactly what you should be doing today. Relevant means pertaining to or connected to. Your history is always connected with you in some manner. But it’s not always germane (central) or apropos (to the point and opportune).
If you say…
That’s not the way we do things.
We tried that; it doesn’t work.
We don’t need research; we know what our audience cares about.