There are many different ways to achieve a better outcome of customer satisfaction through a professional and efficient approach to work. You can achieve this in very simple ways.
Welcoming customers by offering drinks and reading matter whilst they wait shows a level of care that can help reinforce a positive image to the customer of the workplace. Making sure you keep to timescales for seeing and dealing with customers.
Seeing clean and tidy working surfaces tools and equipment, clear passageways and fire exits plus safe work practices go a long way in making the customer feel satisfied with the professionalism of the service provided.