In doing so, it also helps schools to retain effective teachers and makes leaching an attractive career choice. While research has produced mixed results, there seems to be agreement tbat the design and implementation of performance-based rewards are crucial to their success. Challenges include developing fair and reliable indicators of performance, training evaluators to fairly apply these indicators, and articulating how, and against what criteria, teachers are assessed. The Creek authorities should pursue their initiative for school evaluation, and all school units should lake part in this process.