Revenue growth is rarely perfectly linear, but treating it as a linear target gives you a simple monthly checkpoint to compare against, even if actual progress is uneven month to month.
Most sustainable creator businesses run on 2-4 income streams. Fewer than that is risky if one underperforms; more than that often spreads focus too thin.
Re-run the roadmap with your updated current revenue and a new timeline. Falling behind once doesn't mean the goal is wrong — it usually just means the plan needs adjusting.