Time flies when you’re doing good work. After Joe Kissell took over Take Control Books from TidBITS Publishing in 2017, the ebook imprint has continued to thrive and is now marking its 20th anniversary with a free ebook, a big sale, and some thoughts about the impact it has on the Apple ecosystem.

If you’d like to enhance your command-line skills—either for your personal edification or to support your career as a Mac admin—you won’t go wrong by picking one of two books: the recently updated "Take Control of the Mac Command Line with Terminal" or the new "macOS Terminal and Shell."

Get ready for macOS 11 Big Sur, iOS 14, and iPadOS 14, and learn more about Zoom videoconferencing with four new and updated titles from Take Control.

Ladies and gentlemen, start your engines! Apple will undoubtedly be announcing ship dates for macOS 10.15 Catalina and iOS 13 at its September 10th event, but you can start preparing for the upgrade and what’s new with three new books from Take Control.

After taking a close look at Preview in Mojave while updating “Take Control of Preview,” Adam Engst comes away disappointed. The new features aren’t impressive, one notable change is actively bad, and there are new bugs. But he’d still like to see Apple enhance the still-powerful graphics and PDF editor.

Siri takes a lot of flak, but it’s a lot more powerful than many people realize. If you haven’t been using Siri for much, these tips from “Take Control of Siri” author Scholle McFarland will expand your conversations with Apple’s digital assistant—and hopefully get Siri to do more for you.

The Take Control series is having a 50%-off sale this week. Take Control’s former editor in chief, Tonya Engst, writes about what makes the series special and which three ebooks are her current favorites.