third parties" Because we receive, store and use a substantial amount of information received from or generated by our users. we are also impacted by laws and regulations governing privacy. use of personal data and data breaches, primarily in the case of our operations in the European Union. As a result. we could be subject to various private and governmental claims and actions. See Risk factors—Risks relating to our business—Unauthorized access of personal data could give rise to liabilities as a result of governmental regulation, conflicting legal requirements or differing views of personal privacy rights." As the provider of dating products with a membership-based element, we are also subject to laws and regulations in certain U.S. states and other countries that apply to our automatically-renewing membership payment models. Finally, certain U.S. states and certain countries in Asia have laws that specifically govern dating services. Employees As of September 30, 2015. we had approximately 1.500 full-time employees and approximately 3,300 part-time employees worldwide. Substantially all of our part-time employees are employed by our non-dating businesses and perform academic tutoring, test preparation and college counseling services. We are not subject to any collective bargaining agreements and believe that our relationship with our employees is good. Intellectual property We regard our intellectual property rights, including trademarks, domain names and other intellectual property, as critical to our success. For example, we rely heavily upon the use of trademarks (primarily Match, Meetic, OkCupid, OurTime. Tinder and The Princeton Review, and associated domain names, taglines and logos) to market our dating products and applications and build and maintain brand loyalty and recognition. We have an ongoing trademark and service mark registration program, pursuant to which we register our brand names and product names, taglines and logos and renew