KWIK STAR #380, located in Downtown Waterloo, IA, is a popular convenience store known for its friendly service and variety of offerings. Customers appreciate the abundance of hot food and bakery items available, including a selection of delicious snacks like chicken roller bites and cake donuts. The store layout is considered unique, and prices, such as $3.49 for a 4-pack of cake donuts, are seen as competitive compared to other local options. However, there are some cleanliness issues reported, particularly outside and in the bathrooms, which need attention. Staffing challenges have also been noted, affecting service at times. Despite these concerns, many visitors find it a convenient stop for food, drinks, and a quick rest during their travels.