O'Reilly Auto Parts is a reliable and customer-focused business that provides exceptional service. Customers praise the professionalism, friendliness, and quick assistance of the staff, with one reviewer highlighting the exceptional help from a Parts Specialist named Jakob, who diagnosed the issue, provided a new battery, and ensured the customer was safely back on the road. The Clearwater location is particularly commended for its great work, and another reviewer expresses gratitude for the kindness and assistance of an employee named Alan. While one customer notes that the staff may not be the most knowledgeable, the overall experience is positive, with competitive pricing and a commitment to meeting customers' needs.