Erik Spoelstra explains that players earn playing time by winning the day: showing high-level effort and focus in practice, pre-practice, and shootarounds so consistently that coaches have no choice but to play them.
Chapters
You know, you win the day. He has to win the day, every day. Is he guaranteed of playing in a game? No, he can't control that right now, but he can control making me think about it. That for sure. And the way to do that is in practice sessions, pre practice, the approach and shoot arounds, everything to be at a high level, you know, just to make you watch. And then eventually your opportunity, you make me play you. And then if you're playing, you make me not even think about playing somebody else. And when you're doing impacting winning and doing winning things and doing the detailed things with great effort and focus, that usually leads to those.