Buying books, records, CDs, and movies secondhand is one of the easiest ways to keep a hobby from turning into a money pit. The trick is to treat each purchase like a small treasure hunt, not a reflex click. The goal is not just to pay less; it is to pay the right price for the condition you actually want. That means knowing where to look, what to ignore, and when a deal is really a deal.

AbeBooks is best for books, especially used copies, out-of-print titles, and odd editions that do not show up at the local store. Start with the exact edition. Search by ISBN when you need a specific printing, because title searches can pull up study guides, large-print versions, and foreign-language editions that are not what you want. Read the seller’s condition notes carefully. “Good” can mean a clean reading copy, or it can mean a former library book with stickers, highlighting, and a cracked spine. Shipping is the silent deal killer, so add it before you compare prices. A two-dollar book with five-dollar shipping is not cheaper than a six-dollar book with free shipping. If you are buying several books, check whether one seller has them all, because combined shipping can beat a bunch of low sticker prices. For collectible books, ask about dust jackets, remainder marks, book club editions, and signatures before you pay. A saved search is useful for titles that pop up rarely; let the listing come to you instead of checking every day.

DeepDiscount is the place to watch for new physical media: Blu-rays, 4K discs, DVDs, CDs, and box sets. The list price is rarely the move. Wait for a sale, a coupon code, or a studio promotion, then compare the total against other retailers. DeepDiscount is especially useful for niche labels, complete-series sets, and older catalog titles that do not get much shelf space anymore. Pay attention to the exact version. A remaster, extended cut, steelbook, region-locked disc, or digital-code bundle can look similar in a search result and be very different on your shelf. Check stock status, too. A backordered item at a great price is not a great price if it shows up in six weeks and you have forgotten why you wanted it. For movies, confirm region coding and whether the digital copy is still valid. For music, check whether you are getting a CD, a reissue, or a deluxe edition with bonus tracks. The best DeepDiscount buys are usually planned, not spontaneous: build a short list, wait for the coupon, and buy enough to clear the free-shipping threshold without adding filler you do not need.

Discogs is for music people who care about pressings, condition, and seller reputation. It is a marketplace built around releases, so you can match the exact album, label, catalog number, and pressing variation. That matters if you collect vinyl, CDs, or cassettes and do not want a later reissue when you thought you were buying an original. Learn the condition grades before you shop. Near Mint is not sealed, Very Good Plus can have light marks, and Good can be rough. Read the seller’s shipping terms and feedback, especially recent feedback. Ask for photos on expensive records, and confirm matrix numbers or label details if the pressing matters. Discogs sales history can help you avoid overpaying for a common record, but rare items do not always follow the rulebook. Add records to your wantlist and combine orders from one seller when possible, because shipping multiple records together is usually cheaper than paying separate rates. For international sellers, factor in customs and slow transit. Do not lowball, but a polite question about a higher-priced item can occasionally save you money.

The common thread across all three sites is patience. Set a price ceiling before you browse, include shipping in every comparison, and walk away when the total feels wrong. Condition beats completeness only if you plan to use the item; for collectors, completeness beats a cheap copy with missing parts. Check return policies before you buy, and do not assume that a stock photo shows the actual copy. Keep a wishlist so you do not buy on impulse, and revisit it when a sale or coupon appears. The best non-Amazon deals are not always the flashiest. They are the ones where the edition is right, the condition is honest, the shipping is fair, and you still feel good about the purchase a week later. That is bargain hunting with a brain, not just a credit card.