Don Dodge from Microsoft had this post a long time ago: http://dondodge.typepad.com/the_next_big_thing/2007/05/freemium_free_t.html http://dondodge.typepad.com/

Don Dodge from Microsoft had this post a long time ago: http://dondodge.typepad.com/the_next_big_thing/2007/05/freemium_free_t.html http://dondodge.typepad.com/the_next_big_thing/2007/05/freem... Money quote: "The average is less than 3% conversion."