SLS creates the route and delivers according to merchandise type, quantity and available
vehicles. Route modifications may occur if deliveries become cancelled or adding new
deliveries. The routing office attempt to maintain tight scheduling by:
Providing customers with accurate and convenient time windows.
Minimizing operational cost.
Giving drivers consistent routes.
In addition to merchandise delivery, Sears Product Service (SPS) operates 12,500 service
vehicles in addition to the technicians providing these services. Theses technicians provide the
various installation, home improvement, and appliance repair services. The SPS manages over 15
million calls annually with the sixth largest fleet in the US. Both services utilize the regional
model and attempts to succeed in the following:
Maximize the completion of service
Enhance customer service
ESRI developed new systems for both SLS and SPS to improve services, consolidate
operations, and reduce cost. ESRI focused attention to Sears existing main-frame based delivery
order systems and product services system. ESRI created a new system able to deal with the
complex issues associated with home-delivery and home service by providing data
communications with the existing system. The new EHDS and CARS system utilizes GIS
technology which differ from the previous system. The EHDS and CARS system builds routes
and downloads customer data and locate customer location. Using distance and customer
information, the route improvement models finalize the route for delivery.
The result of the enhanced model, resulted in Sears operating within larger street
networks and providing faster delivery times. The new system allows Sears the opportunity to
reduce drive time by 6% increasing their ability to adjust to cancelled orders and reduce overtime
by 15%. This project has also led ESRI to create more software designed to handle these
Submit your homework as one single attachment. Include POM-QM/Management Scientist/LINDO input and output
screenshots wherever applicable.
If you submit your homework as an MS-Excel document, make sure that
it is properly formatted to 8.5x11 page size!!