[kinook]

You can display the Flag attribute in the Data Explorer or Child Items panes and use keyboard shortcuts (i.e., Shift+R for Red, Shift+C for Completed, etc.).
http://www.kinook.com/UltraRecall/Ma...reesdialog.htm
http://www.kinook.com/UltraRecall/Ma...tomization.htm
http://www.kinook.com/UltraRecall/Ma...plorerpane.htm

Also see here for another idea:
http://www.kinook.com/Forum/showthre...?threadid=2628