Google offers a lot of very useful free office apps, including Google Docs, Google Sheets, Gmail, Google Slides, and more. Many beginners fail to take advantage of the integration between these apps, however. Using the power of Google Drive, you can save yourself a lot of busywork and get things done far more quickly.

Google offers some very convenient and highly advanced software—there's no doubt about that—but it comes at the cost of pervasive user tracking. Not everyone is comfortable with that, and some of those who have yet to ditch Google surely have a nagging sense of unease, knowing their private lives are logged, monitored, tracked, and profiled. You can do something about it, and learning about great alternatives is a start.

Keeping a hard drive on a drawer is probably the most common approach to storing files over the long term. A lot of people don't do it properly, though, to the point I've actually discouraged this practice previously.