Best Buy now has the Barnes & Nobles Nook eReader for $259.99. The Nook features 2GB of storage space and supports microSD memory cards for expanded storage. The built-in 3G and Wi-Fi wireless networking allows you to download eBooks in seconds. It supports a variety of media formats including PDF, ePub, JPEG, PNG, GIF, BMP, PDB and MP3 formats. Read up to 10 days on a single charge.