What are some reliable online sites to buy windows 7 on

[Duckysandvich]

I've been looking for a copy of windows 7 online and have been running into some shady websites. What are some trust able ones

 

[turkey3_scratch]

Amazon. Don't expect to get "deals" on Windows. You have to pay the full price.

 

[USAFRet]

I've been looking for a copy of windows 7 online and have been running into some shady websites. What are some trust able ones

Newegg, Amazon, Microcenter, OutletPC.
There is no 'cheap'. It costs what it costs.