Biro Sketchbook

Amazon Price Watch is a great tool to save money on Amazon.com through refunds. Because Amazon.com has aPost-Order Price Guarantee Policy

(tags: amazon shopping useful)

Here are a bunch of resources that I’ve found useful or my frirends use. All of them are freeware or open source or there is a free version of the application. Of course, the print books will cost you.

(tags: useful web design firefox extensions)