In Los Angeles, Costco is putting apartments on top of a planned store, which is known for its cavernous stores filled with stacked goods. Costco is building apartments in LA. More than 800 apartments atop a Costco may rise at 5035 Coliseum St. in south Los Angeles. (Thrive Living) Can You Guess Which Non-Real Estate Related Fortune 500 Company Started This Smart & Lucrative Business If you have...