Cloud costs in startups can quickly get out of control, so managing them is essential. This article clearly explains how to track spending, use tagging, set budget alerts, and right-size resources. I learned the importance of building a cost-aware culture, using automation, and regularly auditing for unused resources. The tips on using reserved instances, optimizing storage, and leveraging third-party tools like reCost.io are practical and easy to follow. The article also highlights starting early and making financial accountability a team effort. I found this guide very helpful and recommend it to anyone running a startup on the cloud.