First mandatory negotiations begin in 800 MHz transition
It doesn't have any impact to the end user as long as you are using a 3 digit phone. Those who continue to use 2 digit phones may experience above average call blocking and dropped calls as NEXTEL is required to turn channels off as part of the re-organization.
You can read about it here:
http://www.apcointl.org/frequency/800RB/quickview.htm »
Mark