O'Reilly Auto Parts is praised for its friendly and helpful staff, with employees like William, David, Rick, and Ben providing excellent service. Customers appreciate the knowledgeable assistance in finding the right parts, such as windshield wipers, and the willingness of staff to go above and beyond. The staff's friendly attitude and dedication make it a trusted choice for auto parts, earning loyalty from customers who value the helpful and fantastic service they consistently receive at this location.