•corresponding WeChat Union ID have submitted application successfully (reaching 'Close' at application complete step) via Eva over last 30 calendar days (number of days as parameter, subject to user maintenance/modification in future). If the corresponding WeChat Union ID attempts to apply again within 30 days from 1st log of 'Apply Now', but have not reached 'Close' at application complete step, to allow customer to apply again. •If detect same WeChat Union ID attempts to apply multiple times, i.e. >5 times within 1 calendar day ( 00:00- 23:59), to pop up error page (to be discussed for INSTINCT)-- Number of times within 1 day to be made as parameter for future maintenance.