Groupon has a discount for a membership. One-Year Costco Gold Star Membership Package with a $40 Costco Shop Card and $40 Off Online Order https://www.groupon.com/deals/n-costco-membership-2020?utm_source=&utm_campaign=UserReferral_ma
No you need to be a member or go with someone who is. Btw... Membership isn't that expensive $60. per year isn't a bad investment. You kinda make it back in savings after your first 2 trips.
Yes, you need to be member.
Thanks! Your answer is awaiting moderation.