In response to the report, “RFID tray return system, roaming robots among innovations at new Jurong West hawker centre” (Oct 8), some Facebook users are not convinced that using monetary rewards to get people to return food trays at eating outlets will work to change habits for good.
Reward systems fail when you stop giving the reward. People also fail to understand why they should clean up after themselves. CHI WAI LEE
Will there be a situation where people will go around grabbing any empty trays left unattended? SAMAD ASAD
I tried it. Ninety per cent of the time, it works, but if it doesn’t, then never mind. It’s about returning the trays, not the 20-cent reward. CHONG PENG CHENG
Just take your tray back. It’s not difficult. It’s called consideration. GORDON REID
*Comments were first posted on TODAY’s Facebook page and are edited for language and clarity.