http://developer.apple.com/products/select.html
ADC Software Seeding Program
Get what's next, before it's released. Select Members are enrolled in the ADC Software Seeding Program, providing access to pre-release software on the ADC Member Site. Each Select Membership includes five Software Seed Keys, which allow you to share this benefit with up to four other ADC Members employed at your company.
Mac OS X and Xcode Tools
Select Members receive access to Mac OS X, Mac OS X Server, and Xcode for development and testing purposes.
ADC Technical Support
Get practical code-level support tailored to your development needs by connecting with a software engineer with the technical expertise to address your specific issue. Select Membership includes two ADC Technical Support Incidents.
ADC Hardware Discount
Through the ADC Hardware Purchase Program, Select Members receive a significant discount on one development system each Membership year. Note that ADC Hardware Purchase Program terms of sale and availability vary by region. For regional web pages, available products, and terms of sale, please visit the ADC Hardware Purchase Program.
ADC Compatibility Labs
Come test your products in our labs. Select Members have access to the ADC Compatibility Labs (located in Cupertino, Beijing, and Tokyo) two times a month, pending availability, to test software or hardware with Apple’s latest products.
ADC Monthly Mailing/Download
The ADC Monthly Mailing/Download contains software, SDKs, DDKs, technical documentation, tools, reference material, and more. Get development resources delivered electronically or by DVD each month.
ADC Business and Marketing Programs
Select Membership is your ticket to marketing and business success. ADC provides a wealth of programs, resources, and services to help you take your product to market.