I only want to spend between $100-$200?

I am looking for a camera that takes better quality photos than my basic Canon PowerShot(16 mega pixels). However, I want to spend between $100-$200. Here are some examples of images I would like to achieve with the camera (crisp and clear).

First Picture on Top
http://erickimphotography.com/blog/2011/10/06/the-65-best-street-photographs-from-my-intro-to-street-photography-workshop-in-chicago-with-jason-martini/

http://www.paradisecoastnaplesrealestate.com/2010/04/01/the-importance-of-professional-photography-in-naples-luxury-real-estate/



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