http://pxtoem.com/
http://pxtoem.com/
http://wordpress.org/extend/plugins/wp-e-commerce/
Very easy. Copy and paste from a spreadsheet, get a Google Map. http://www.batchgeo.com/
http://digwp.com/2011/05/loops/
http://digwp.com/2011/09/feed-display-multiple-columns/
Great resource for color schemes. http://kuler.adobe.com/
http://digwp.com/2011/09/3-ways-to-reset-the-wordpress-loop/
http://www.google.com/webfonts