Passing information across pages in Windows Phone 7 apps

Probably the first thing I struggled with when building my first Windows Phone 7 app – how can I pass information from one page to another – here are some links which got me started:

• Windows Phone 7 – Passing arguments between pages and Input scope
• Windows Phone 7: How to store data and pass data between pages
• Page Navigation and passing, sharing and retaining data in Windows Phone 7

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