Hi I have a requirement to get the date value from attribute1, assign that value to attribute 2, add 6 years and subtract one day from the value after adding 6 years: Attribute2 = (attribute1 + 6Years) – 1day I have the part to add 6 years, I need assistance for the second bit. Here is what I have for now: addYears($entity1/attibute1,6) Thanks in advance