Net Profit 8 Percent

Dear Sir please tell me if I have file ITR 5 and net profit below 8% of Partnership firm then Audit is mandatory.
If I have file ITR 4 U/s 44AD then NP 8% OR 6% or above is mandatory.
Total Turnover is 2,50000
Nature of Business is Job work
please clarify above points
I am confused to which form choose to file return