Instacart is a service where people will pickup groceries for you. You can work anytime you'd like and choose which tasks you would like to take.
This is a great option to have when you need to get out of the house
Go to Instacart and fill out form
Instacart will send you a credit card and a freebie
Whenever you feel like working, take a look at the Shopper app to see any groceries that need to be picked up. They will tell you upfront the distance, how many items to pickup and how much you'll be paid for the delivery
Instacart roughly pays $8-25 per task depending on the items being purchased and how generous your neighborhood is with tip.