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CRU Computer Rental. A case on Flowtime, Inventory, Thruput and Process costs. CRU case. What does CRU stand for anyway? CRU is a computer rental company with a customer base of ? ? ? CRU has two warehouses (Mega Centers) at ? and ? It has ? local retail centers. .
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CRU Computer Rental A case on Flowtime, Inventory, Thruput and Process costs
CRU case • What does CRU stand for anyway? • CRU is a computer rental company with a customer base of • ? • ? • ? • CRU has two warehouses (Mega Centers) at ? and ? It has ? local retail centers.
To understand the CRU operationsMake a flowchart Customer CRU rental’s facilities at a Mega center
Flowchart with operations Configuration Pre-Config Receiving Order parts Customer Diagnose Perform repairs Wait delivery
Flowchart with operations ??? ??????? Perform repairs Configuration ????????? Customer ???? ????? To where? Receiving ????????
Flowchart with operations and inventories ??? ??????? Perform repairs Configuration S.20 S.24 ????????? S.42 S.40 Customer S.41 Ordered ???? ????? To where? S.41 Not ordered Receiving Receiving ????????
Add flow times and costs appropriately to inventories and delaysFlowchart with operations and inventories ??? ?????? ????? ??????? ??????????? ??? ??? ????????? ??? Customer ?? ? ??? ??????? ???????? ??? ??? ???
Utilization in 1996 • Utilization=Inventory on rent / Inventory owned • Number of computers on rent at any time • ???? x ???? = ???? • Number of computers owned by CRU? • Can use Little’s formula • Inventory = Thruput x Flowtime
Inventory in 1996: Completed Thruput from the top of p. 4 and the flowchart Some of the inventory from top of p. 4 Some of the flowtime from the flowchart Remaining computed by Little’s formula. Total inventory owned by CRU: ????? units Utilization=????/?????=??.?% Utilization >= 50%. No problem.
Compute the profit per week in 1996 • Revenue=Inventory on Rent x Rent per unit per week ????*????=???? • Cost=Ship+Receive+Pre-Config+Repair+Depreciate Ship+Receive=???? Pre-Config=???? Repair=???? Depreciation=???? Cost=???? • Profit=????
Inventory in 1997: Flowtimes and Thruputs Keeping the same flowtimes due to competition Adjust the thruputs Compute inventories from Little’s formula. Total inventory owned by CRU: ???? units Utilization=????/????=??.?%. Utilization > 50%. No problem.
Compute the profit per week in 1997 • Revenue=Inventory on Rent x Rent per unit per week ????*????=???? • Cost=Ship+Receive+Pre-Config+Repair+Depreciate Ship+Receive=???? Pre-Config=???? Repair=???? Depreciation=???? Cost=???? • Profit=????
Short term sales initiative in 1997 • Every week, • ??? units rented for ? weeks • ??? units rented for ? weeks • Each unit rented for ? weeks, • Brings in a revenue of $??/week • Each unit rented for ? weeks • Brings in a revenue of $??/week • Note the discounting for the longer term rentals • What is the average number of weeks a computer stays with a customer? • 6 or 8 weeks or something else?
Inventory in 1997 with Short term sales initiative: Flowtimes and Thruputs Keeping the same flowtimes except for the customer Adjust the thruputs Compute inventories from Little’s formula. Total inventory owned by CRU: ????? units Utilization=????/?????=??.?%. Utilization < 50% or > 50%?
Compute the profit per week in 1997 with theShort term sales initiative • Revenue=Inventory on Rent x Rent per unit per week ????*????=???? • Cost=Ship+Receive+Pre-Config+Repair+Depreciate Ship+Receive=???? Pre-Config=???? Repair=???? Depreciation=???? Cost=???? • Profit=????
Suggestions • ??? • ???
What is the fundamental problem with the computer rental business?
Do you see the same fundamental problem in the industries below? • Movie rental • Fridge rental • Furniture rental • Car rental • Apartment rental