This step thing is overly complicated, and will only lead to abuse and more lies from FedEx management. Think about it, you will need a step chart for every catagory of employment from a handler to a ramp agent, to a SAL, to an IDA, CSA, RTD...etc, then you have to multiply that by the number of market levels, AND punch out new ones every year.
They manipulated the system starting in 2001 and they have shown NO loyalty to the mid range employees. What mid range people should do is communicate the history to the new employees, and encourage them to quit after a year or two.