The booklets state the dates and specific details of each coupon.
2 weeks
Get the Costco app. It helps alot.
Go to the service center and get the discount booklet before shopping. You will then know the information right away. It changes every few weeks.
Sign up for emails to get the best coupon alerts.
It varies. You can sign up for email notifications.
States the dates on the coupon itself of when it is valid
Not so sure, but hopefully next week !
They tend to last 2 weeks and usually kick in on mondays.
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