Use Next and Previous buttons to navigate wikiHow is a wiki, similar to Wikipedia, which means that many of our articles are co-written by multiple authors. Log in to help us get you to the right help quickly. When its time for delivery, youll see a message in the Instacart apps order screen. Item instructions carry over to future orders. If you prefer not to replace an item, choose Dont Replace to get a refund instead. If you choose for your order to be left unattended, you accept full responsibility for the order after it has been delivered, including any loss due to theft or temperature sensitivity damage. To see items your shopper has already located. You and your customers benefit from Instacart scheduling, full-service shopping, delivery, pickup, and order tracking. You add an item to your order after checkout; An item you order needs to be replaced, and the replacement has a different price; An item you order is sold by weight and the exact weight is slightly different; You can schedule delivery for as fast as an hour or for later in the day or week to fit your schedule. Log in to help us get you to the right help quickly. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/d\/d2\/Use-Instacart-on-an-iPhone-or-iPad-Step-1.png\/460px-Use-Instacart-on-an-iPhone-or-iPad-Step-1.png","bigUrl":"\/images\/thumb\/d\/d2\/Use-Instacart-on-an-iPhone-or-iPad-Step-1.png\/709px-Use-Instacart-on-an-iPhone-or-iPad-Step-1.png","smallWidth":460,"smallHeight":363,"bigWidth":709,"bigHeight":560,"licensing":"