Free $25 Gopuff shopping credit to buy snacks, drinks, ice cream, and household essentials.  Just sign up with code GO8LV2K4WX or visit Gopuff delivers daily essentials in minutes! Get $25 when you sign up. https://gopuff.com/r/GO8LV2K4WX
They deliver across most major cities, including in and around San Francisco.  I received my order within 20 minutes - it was amazingly fast, faster than me driving over and checking out at a nearby store.  Gopuff specializes in super fast delivery.  And, it was 100% contactless.
After signing up with the code, you should have an option to get at least 14 days of free delivery.  To make your $25 credit stretch even further, you can check out products for sale within their "Shop Deals" section.