E6.23 LO 6.5 Service firm types Classify the following organisations as professional service firms, mass service entities or service shops. In each case, explain the reasons for your classification. 1. One-stop shop providing public assistance with a range of government services, including the issue or renewal of drivers' licences, business licences and senior citizen concession cards. 2. Bus and coach company providing daily intercity express services. 3. Dental practice staffed by three dentists who specialise in orthodontic work. 4. Engineering firm. 5. Insurance company. 6. Electricity retailer.