▁in ▁the ▁supply ▁chain . ▁The ▁process ▁of ▁evalu ating ▁performance ▁can ▁motiv ate ▁supp liers ▁to ▁improve ▁their ▁performance . ▁ ▁There ▁are ▁several ▁other ▁challeng es ▁according ▁to ▁the ▁supp lier ▁evaluation . ▁ ▁To ▁mit ig ate ▁this , ▁large ▁corpor ations ▁has ▁a ▁dedicated ▁department ▁( Proc ure ment ▁Department ) ▁performing ▁cost - ben ef it ▁analysis ▁to ▁evaluate ▁if ▁the ▁company ▁should ▁eng age ▁the ▁vendor ▁or ▁perform ▁the ▁task ▁in - house . ▁Such ▁department ▁can ▁take ▁a ▁considerable ▁amount ▁of ▁resources , ▁thus ▁management ' s ▁commit ment ▁and ▁support ▁of ▁a ▁supp lier ▁evaluation ▁process ▁is ▁essential . ▁ ▁Tools ▁Some ▁of ▁the ▁challeng es ▁associated ▁with ▁supp lier ▁evaluation ▁may ▁be ▁mit ig ated ▁by ▁the ▁use ▁of ▁appropriate ▁tools . ▁For ▁simple ▁projects ▁a ▁spread sheet ▁can ▁be ▁used . ▁But ▁as ▁evalu ations ▁become ▁more ▁complex ▁or ▁more ▁frequent ▁data ▁management ▁and ▁data ▁integrity ▁issues ▁become ▁significant . ▁Web ▁Electron ic ▁R FP ▁/ ▁T ender ing ▁systems ▁are ▁often ▁used ▁for ▁initial ▁selection ▁projects . ▁Some ▁products ▁provide ▁functionality ▁for ▁combining ▁both ▁initial ▁selection ▁and ▁on going ▁evaluation ▁and ▁benchmark ing . ▁ ▁W ider , ▁within ▁established ▁proc ure ment ▁teaching , ▁the ▁Carter ▁ 1 0 C s ▁model ▁is ▁an ▁intern ation ally ▁recogn ised ▁approach . ▁This ▁model ▁looks ▁at ▁aspects ▁which ▁should ▁be ▁evaluated ▁before ▁contract ing ▁and ▁as ▁part ▁of ▁the ▁on going ▁supp lier ▁performance ▁app rais al . ▁▁ ▁The ▁Cs ▁are