1. SF express free shipping for all purchases over $300, and Gogo Herbs own fleet delivery service for COVID-19 rapid test kits purchased over 100 doses or more
2. For new customers who spend $350 or more on the website, enter [NEW10] in the coupon column at checkout to enjoy 10% off
3. For old customers who spend $500 or more on the website, enter [MEMBER92] in the coupon column to enjoy 28% off