Black Friday 2014 Best Buy: HP 21.5″ Touch-screen AMD E1-Series 4GB RAM 500GB HD for only $369 for Black Friday 2014! November 28, 2014 admin Leave a comment Best Buy will have the HP 21.5″ Touch-screen AMD E1-Series 4GB RAM 500GB HDon sale for $369 this week for a Black Friday 2014 promotion! Link to Best Buy here!