IGA extra Les Marchés Lambert Chambly is a large, welcoming store known for its inviting atmosphere and a wide selection of high-quality products. Customers praise the store for its impressive variety, including what is likely the largest selection of beers in Quebec, and for offering many items that are hard to find elsewhere. The staff is generally friendly, providing fast and courteous service at various counters, though there are some exceptions, such as the cheese shop, where cheese cutting is not available. The store features a good selection of foods, and many customers enjoy their shopping experience despite higher prices, which are considered worth it for the quality and variety. The store also offers popular food items like poutine, with excellent fries, gravy, and cheese. Some concerns include store organization, limited open crates, and the absence of packers and baskets outside, which can be inconvenient. Overall, it is a favorite spot for many, offering a pleasant shopping experience with a few areas for improvement.