Ask before... I also cannot tahan ah... so tiring sit bus and lrt.....
I ask ah, sure give a long lecturer on car maintainence lah, space lah, money lah, my bro's edu lah.... blah blah retirement lah.... aiyoh
Oh, I ask what is 6 sigma liow, it is something like quality control but done before a project is started instead in the middle or at the end of it.... the consultants are the ones that come up with solutions at the start to make sure the whole thing goes well and there are no flaws.....