Metro by T-Mobile is praised for its excellent customer service. Staff members, especially one named Ana, are known for providing great treatment and saving customers money, with some saving over $15 monthly. Customers appreciate the friendly and helpful staff who go above and beyond, such as offering extensions and accommodating payment needs. While some mention issues with expensive phones turning out to be bad, they prefer to keep the service plan for affordable monthly payments. Overall, the store is appreciated for its good treatment, helpful staff, and reliable service.