The reason is spelled out in the article: "Lego sets are easy to resell, hard to trace, and fetch close to the original retail price." Shoplifters love stealin

The reason is spelled out in the article: "Lego sets are easy to resell, hard to trace, and fetch close to the original retail price." Shoplifters love stealing Tide bottles, and a stolen one's worth maybe ten bucks. A Lego set can cost $500-$1000 and is worth nearly retail price on eBay? And it's in a low security toy store? And it's untraceable? It's an obvious choice for a burglar. The worst part is finding a buyer, and if you're desperate for cash you can just mark it down 25% and it'll be gone in an hour.