They wrote: 'Not a Hiring Manager but I spoke to mine after being hired and she told me that a method that they use when hiring, is they put a jug of water with a cup out to see if anyone would drink it while being interviewed.
The water trick assesses a candidate's ability to be calm and confident - and it could be spell bad news for those who drink it too quickly or refuse a beverage altogether (stock image).
The post, which appeared in r/AskReddit, received hundreds of responses from both hiring managers and candidates - with one applicant revealing a simple water trick that many people would most likely overlook.
'Then we take that back, have our interview, and one of the things I'm always looking for at the end of the interview is, does the person doing the interview want to take that empty cup back to the kitchen?
Trent Innes, the former managing director of Xero Australia, revealed that while hiring at the company he would test potential employees by offering them a cup of coffee in the interview.