Many shops buy sealed boxes, cases, elite trainer boxes, starter decks, and older retail products, but they evaluate sealed inventory differently from singles. The shop must consider authenticity, tampering risk, storage condition, demand, cash tied up, and whether the product is still widely available. Use sealed buying hubs and the card shop directory to find category-appropriate stores, then call with the exact product, quantity, condition, and whether you have original purchase records.
Do not open or modify packaging before asking for an offer. Photograph seals, corners, shrink wrap, case labels, and any damage. A shop may pay more for clean, in-demand sealed product it can quickly resell and much less for damaged boxes, unpopular releases, or products with authenticity questions. The sealed product expected value guide explains why opening value and resale value are not the same. Ask for cash and trade-credit options, and be prepared for the shop to decline if it cannot verify the product confidently.