Garmin just started a $50 rebate on the 60CSx, 60Cx, eTrex Vista Cx, eTrex Legend Cx, and the eTrex Venture Cx. It isn't on the Garmin website yet, but should be later today. Sounds like I might need to stock up on a few more GPS receivers.

http://www.gpsreview.net/garmin-handheld-gps-rebates/ (until Garmin posts it on their website)