Use system variables

Variable name Type / Max. length Usage
{yesterday} Date yesterday's date
{today} Date today's date
{lastMonth} Date same day of the previous month
{lastWeek} Date same day of the previous week
{fiveDaysBefore} Date Five days before the business date of the selected record with the earliest date, or null when no record is selected
{fiveDaysAfter} Date Five days after the business date of the selected record with the most recent date, or null when no record is selected
{username} String (255) Current user name

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