IN A PUBLIC SECTOR ORGANISATION, SO MANY PEOPLE WERE WORKING FOR MORE THAN 7 YEARS AS TEMPORARY SWEEPERS. THEY HAVE BEEN TOILING FOR MEAGRE SALARY WITH THE HOPE THE UNIONS WILL GET THEM PERMANENT EMPLOYMENT. BUT MANAGEMENTS REFUSED TO ABSORB. WHAT IS THE LEGAL RECOURSE AVAILABLE TO THEM? WHAT IS THE IMPORTANT DOCUMENT TO BE PRODUCED IN A COURT OF LAW, ABOUT THERE TEMP EMPLOYEMNT WITH PSO.: 01. CERTIFICATE FROM THE MANAGER, OR 2. RECEIPT SIGNED BY THE LABOURER (NAME OF THE RECEIPIENT IS DIFFERENT BUT THE SIGN IS SAME) OR 3. ANY OTHER WITNESSES BY THE STAFF/CUSTOMERS/OFFICERS WILL HOLD GOOD TO TESTIFY THEIR TEMPORARY WORKING...., PL ADVISE.