AT Note Taking Systems
Note taking can be audio visual or a combination of both. Widows 7 and the Apple have Sticky Note capability built in. Other portable devices allow you to synchronize an audio recording with the things you are simultaneously writing with a SmartPen.
Windows 7 Sticky Notes
Open Sticky Notes by tapping the Start button. In the search box, type Sticky Notes, and then tap it when it appears. Use a keyboard or stylus to hand write on your sticky note.
Apple OSX Stickies
Open the Apple menu, then select Stickies. If a blank note doesn't appear, open the File menu and select New Note (or press Command-N). Type or write on your note.
Syncs your hand writing to its audio recording.
allows you to annotate and comment on PDF files that have been made searchable. Here is a video tutorial: http://youtu.be/Y_XQv4Q33CE
is a web annotating and highlighting solution for many platforms. You can use the online cloud storage, take screen shots, or download to your device to view later. https://www.diigo.com
Digital Voice Recorders
Ask Doug Digital Recorder Matrix: is designed to help you think about your recording needs.
How to Choose a Voice Recorder
This is an informative article from eBay on: How to Choose a Voice Recorder.