employee
send message to local office in these area
any other device
breaking news
send message to all local offices
notification manage
track employee location
preference
regular
receivingdevice set
check employee arrangement to locate where are they
satellite system to locate
notification only fit for part of area
notification suitable for all 5000 employees
connectfunction
notificationsubscriptionmanage
notification creation
supply information
feedback breaking news
emergency
upper system
laptap
local system
cellphone
