September deal: Get a $30 Costco Shop Card when you sign up for a new membership

If you’ve been thinking about becoming a Costco Wholesale member, now is the perfect time. That’s because Costco is offering a new promotion on memberships this September: Join as a new member online at costco.com and enroll in auto-renewal of your annual membership. Then you’ll receive a $30 Digital Costco Shop Card. Just be sure to enter code CJPROMO at checkout.

Costco memberships don’t go on sale, and when Costco does offer a new member promotion, it’s rarely as good as this one. That’s why we think you take advantage of it ASAP: It’s like getting…