- add to inventory/location db
- indicate vehicle is being dispatched
- driver can scan when "on the job" to start billing client
- vehicle has returned from job (returning to yard).
- read data stored in db ... ex : last tuneup
online browser tools
web based console can be used to manage service/deployment
ex: (send a pumper to job in Hinton) shows all pumper trucks
"this part/vehicle is scheduled for service"
Person managing console 
sets up a "trip" for pumper truck 15:
- job: NAL HZ COCHRANE 1-7-27-3
00/01-07-027-03W5/00  S   92.5M  E  115.1M    MIDNAPORE            
Start: July 23rd 2013
Other Instructions: _phone Sue 403-555-1212___
This shows up when driver or yard person scans vehicle
screen to allow person to add item to inventory
FLOW is
1. QR Code is scanned
2. (lat,long) is read and attached
3. date/time is attached
4. item saved in remote DB as "newly deployed"
"What is this doing here?"
1. Not deployed
2. part of build #1733 to Hinton, waiting for pumper 
3. in for service, oil, filter, tires
4. waiting for driver 27 to start #1222 to Hinton
5. Back from well completion
6. Here to refill fluid tanks 
to take out of inventory
change something in the build
attach a trailer
add a mechanical device 
(using gps location)
1. Leaving yard 
2. mechanical breakdown
3. checking in with the boss (I made it this far)
4. On site, begin billing
5. Problem on site, send replacement
6. All is going well on site
7. returning from job
8. Back in yard