I bought Essentialism on a recommendation from a friend who said it was a good productivity book. Already about 3/4th through it and it has some really good practical tips.

NEW YORK TIMES BESTSELLER • More than one million copies sold! Essentialism isn’t about getting more done in less time. It’s about getting only the right things done.

Over 11,330 reviews on Amazon with a 4.5 out of 5 Stars average. Recommend.

Under $10 on Amazon here