The UPS Store in Rosemead, CA has received positive reviews from customers. The staff, including the older gentleman, Leo, Daniel, and others, are described as welcoming, patient, helpful, and providing quick and friendly customer service. Customers appreciate the store's great customer service and care, and it has become a go-to location for UPS and Amazon returns. The store's associates treat all guests with respect and kindness, making it a preferred choice for many customers.