This site describes five steps for developing your note taking skills for university lectures including strategies such as going to class prepared, developing a notetaking method that works for you, and reviewing and editing your notes. Well worth the read! (Jerz's Literacy Weblog )
Have a look at this webpage and learn from a student (Rahul, Queen's University) about how you can use mind maps for effective note-making (making mind maps as a process for learning vs. as an outcome).
More and more students are using their computers to take notes. It's important not to fall in a 'typing every word that an instructor says and writes on the board'. Massey University proposes a set of questions and suggestions which are worth before moving note taking into the digital world.