recognized as a leading innovator in the markets where it competes, these markets are highly competitive and subject to aggressive pricing. To remain competitive, the Company believes that continual investment in research and development and marketing and advertising is critical to the development and sale of innovative products and technologies. The Company’s research and development spending is focused on investing in new hardware and software products, and in further developing its existing products, including iPhone, iPad, Mac, and iPod hardware; iOS and OS X operating systems; and a variety of application software and online services. 

The Company uses a variety of direct and indirect distribution channels, such as its retail stores, online stores, and direct sales force, and third- party cellular network carriers, wholesalers, retailers, and value-added resellers. The Company believes that sales of its innovative and differentiated products are enhanced by knowledgeable salespersons who can convey the value of the hardware and software integration, and demonstrate the unique solutions that are available on its products. The Company further believes providing direct contact with its targeted customers is an effective way to demonstrate the advantages of its products over those of its competitors and providing a high-quality sales and after-sales support experience is critical to attracting new and retaining existing customers. To ensure a high-quality buying experience for its products in which service and education are emphasized, the Company continues to expand and improve its distribution capabilities by expanding the number of its own retail stores worldwide. Additionally, the Company has invested in programs to enhance reseller sales by placing high quality Apple fixtures, merchandising materials and other resources within selected third-party reseller locations. Through the Apple Premium Reseller Program, certain third-party resellers focus on the Apple platform by providing a high level of integration and support services, and product expertise. 

Critical Accounting Policies and Estimates 

The preparation of financial statements and related disclosures in conformity with U.S. generally accepted accounting principles (“GAAP”) and the Company’s discussion and analysis of its financial condition and operating results require the Company’s management to make judgments, assumptions and estimates that affect the amounts reported in its consolidated financial statements and accompanying notes. Note 1, “Summary of Significant Accounting Policies” of the Notes to Consolidated Financial Statements in Part II, Item 8 of this Form 10-K describes the significant accounting policies and methods used in the preparation of the Company’s consolidated financial statements. Management bases its estimates on historical experience and on various other assumptions it believes to be reasonable under the circumstances, the results of which form the basis for making judgments about the carrying values of assets and liabilities. Actual results may differ from these estimates and such differences may be material. 

Management believes the Company’s