After the COVID pandemic hit, grocery delivery services became more than a convenience, they are a literal lifesaver.And many of us have been learning to use these services to their best effect.That's why we compiled these tips for Instacart:.Many stores get slammed over the weekend, so waiting for that Monday restock is a good plan.Tuesday or Wednesday between 10 a.m. to 2 p.m. seems to be a real sweet spot for finding all that you need in stock.Your shoppers are not mind readers, so providing more information will help them to get the right products.And that means taking the time to choose a preferred replacement for each item on your shopping list.Always make sure that your delivery person has a clear and safe path to your door