weitzhandler 

Use the eBay SDK for .NET to simplify common development tasks like logging, error handling, and authentication.

A set of controls and styles converting your WPF application into a great looking Modern UI app.

The Finding API enables developers to access eBay's next generation search capabilities. The Finding API enables developers to search for items using eBay's next generation Finding Platform. Buying applications can build search and browse experiences using the powerful search and search refinement... More information

Building URLs is something one does all the time as an ASP.NET developer. The .NET Framework has generously provided many classes to help us simplify the problem, but after all my searching, the one thing I found missing from the framework was a way to easily work with QueryString parameters.

Since there is no SharedSizeGroup property for the Silverlight Grid I decided to code that myself. It is really helpful if you design a page with multiple Grids on it.

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