If the eligibility and entitlement engine finds that any of the contiguous decisions are different, it then enhances the list of dates with every date between the two decision dates. The eligibility and entitlement engine also re-adds the two decision dates to the date list. There is a change in decision on April 7th. The decision date before this is April 2nd. The eligibility and entitlement engine adds the following dates to the decision date list: