Costco's Secret Treasures: 9 Freebies You Didn't Know About

Costco Travel offers discounts on cruises and resorts, including an extra night's stay in top destinations and a Digital Costco Shop Card as a bonus.

Renting a car through Costco may allow a free second driver, saving up to $15, and is available with Alamo, Enterprise, Avis, or Budget.

The Costco Auto Programme offers preset pricing at approved dealers for new or pre-owned vehicles and RVs and provides a 15% service discount at participating centres.

Costco members can access low insurance rates for home and auto through Connect, powered by American Family Insurance, and also receive life insurance quotes via Protective.

Tech support for electronics purchased from Costco is available from 5 a.m. to 10 p.m. Pacific time.

Costco has an easy return policy with refunds on shipping for online purchases, including a risk-free 100% satisfaction guarantee.

For purchases on, a price adjustment can be requested within 30 days if the item goes on sale at a lower price.

Free two-day shipping on non-perishable orders over $75 and free delivery for orders over $100 of frozen or refrigerated items are available.

Executive members earn 2% rewards on purchases, receiving a rewards gift certificate up to $1,000 per year three months before membership renewal.