You can change your tip on Instacart for up to a day after the order is delivered using the mobile app or website.

You can cancel your Instacart order for free as long as you cancel it before your Instacart shopper starts shopping.

The next time you run low on your favorite food, you could place an Instacart order straight from your refrigerator -- including items that your fridge added to the shopping list. Samsung announced ...