https://summaryshelf.app/authors/al-ries-and-jack-trout/Recent content in Al Ries and Jack Trout on SummaryShelfHugoen-usWed, 22 May 2024 00:00:00 +0000https://summaryshelf.app/22-immutable-laws-of-marketing/Thu, 21 Dec 2023 00:00:00 +0000https://summaryshelf.app/22-immutable-laws-of-marketing/<p>Marketing is not a battle of products. It is a battle of perception, fought inside the customer&rsquo;s head, and the winner is rarely the company with the better mousetrap. Al Ries and Jack Trout built their whole system on that inversion. Once you accept that markets are contested in memory rather than on spec sheets, most of their twenty-two laws stop sounding like slogans and start sounding like physics.</p>