Getting Export parameter by using Rule

Hi ,

Is they any problem to get export parameter by using Rule.Right now i am getting agent by using the Rule,In the rule i am calling z function module to know the approval's and know the final level also.If final level come i need to complete the workflow.

We can achieve this by using the method is they a problem to do same by using Rule.

I have check in SCN also but no clue for this solution.Can any one please suggest how to solve this.

Thanks,

Naresh.K