Households with dual incomes are increasing. Parents from this type of household rely on a guardian or daycare center to care for their preschool-aged children while they are at work. As a result, parents and their children spend little time together during the weekdays. Yet, parents and children want to feel emotionally connected even though they are non co-located. In this paper we introduce Doori Noori (Figure 1), an electronic postal system to be used by preschoolers and their parents