Wait on the textbooks — the professor may not use them

One student spent over $300 on a two-volume set the syllabus listed as required. First day of class, the professor announced he’d changed his mind — different book. The bookstore’s policy: no returns on unwrapped textbooks. That expensive lesson is one of the most widely repeated pieces of advice students give each other — arrived at independently, year after year, campus after campus: don’t buy the textbooks until the class actually starts, because “required” on the syllabus often turns out not to be true.

The first week tells the truth

Professors themselves supplied the reason. Some are required to list a book they never plan to open — one told his class outright not to bother. Others teach entirely from their own slides. Instructors in these conversations said plainly that they’re often not allowed to mark a book optional in the course listings, but will happily tell any student who asks which ones matter. So the first lecture is an information event with hundreds of dollars riding on it: listen for what the professor says about the book, and if they don’t say, ask. One student ran the strict version of the rule — buy nothing until something is assigned that you can’t otherwise get — and watched his book bill drop from $400 a semester to under $100.

Waiting is step one, not the whole plan

The wait isn’t about never buying; it’s about buying with real information. Once you know a book is genuinely needed, you can still choose the cheaper doors — an older edition the professor approves, a price search by ISBN, the library’s copy (each has its own page here). And the exceptions above are real: reading-heavy and graduate courses can punish a slow start, and the book for your own field may be worth owning outright. The tip isn’t “books are a scam.” It’s that the syllabus is a guess and the first week is evidence — and hundreds of dollars should wait for evidence.