Valve have today pushed out an update that's intended to help newer players to ease into the game.
via N4G: pc news feed http://n4g.com/news/1304101/dota-2-gets-an-update-to-help-out-newbies
via N4G: pc news feed http://n4g.com/news/1304101/dota-2-gets-an-update-to-help-out-newbies