Continuing in the same small groups, refer to the Sidewalk $6$ case study for Week $3.$ REQUIRED: a$)$ Outline at least $2$ financial performance measures that are appropriate for Sidewalk $6.$ b$)$ For each measure, suggest the context in which it may be applied. i$)$ How does it measure performance effectively? ii$)$ How does the measurement contribute towards business decisions? iii$)$Are there any limitations in using the measure?