Reaper is a powerful digital audio workstation, but that power can be intimidating. Putting features of the software to work for you may save you time or even improve the quality of your mixes. The Reaper Blog, linked below, is a great way to pick up new tricks and information. The link is about the mixer control panel in particular, but browse around to see if you can learn something new.
Take a look at the full article: http://reaperblog.net/2013/01/reaper-101-mixer-control-panel/