Nov 11, 2019 · While Costco is best known for selling bulk food items, the company also boasts of a large electronics department. The Costco Concierge Program even offers extended warranties and technical support for Costco members. If you're looking to buy a new laptop or desktop PC, consider the pro and cons or computer shopping at Costco. Jun 28, 2017 · Costco is the magical place where you can buy a swing set, a 72-pound wheel of Parmigiano-Reggiano, socks and enough toilet paper for the next century all in one shopping trip. People love it so ... Ever wished you could shop at Costco without getting a membership first? Now it’s possible, even if it’s for two nights only. This offer applies to the Adelaide Costco store, but if you are interstate check with your nearest Costco to see if they are participating in a similar offer. Costco offers three membership levels: Gold Star, Executive and Business. 1. Gold Star membership. $60 annual membership fee.