<ul data-eligibleForWebStory="true">Product management involves balancing action with uncertainty, as complete data and guaranteed outcomes are rare in the real world.Product managers make decisions despite uncertainty by prioritizing risks based on importance and uncertainty levels.Market, technical, and timing uncertainties are common challenges product managers face.Decisions should be evaluated based on reversibility; acting fast on reversible decisions and taking more time for irreversible ones.Product conversations without real user signals are considered as pure speculation.Striking a balance between waiting for perfect data and making testable decisions is crucial for product managers.Waiting for perfect data might result in missing the market window, while making small, testable decisions allows for learning on the go.