If the date field is left blank, 30 days will be defined automatically. Also, after changing the date, sometimes you may need to refresh the page due to stripe servers. If the date field is left blank, 30 days will be defined automatically. Also, after changing the date, sometimes you may need to refresh the page due to stripe servers.If the date field is left blank, 30 days will be defined automatically. Also, after changing the date, sometimes you may need to refresh the page due to stripe servers. If the date field is left blank, 30 days will be defined automatically. Also, after changing the date, sometimes you may need to refresh the page due to stripe servers.