Affairs can refer to a variety of activities, from BUSINESS DEALINGS to personal relationships. AGENDA is a plan of action for a meeting or event, while BUSINESS is an activity involving the exchange of goods and services. Interests are activities that one enjoys or finds important, and undertakings are tasks or projects that one is involved in. Happenings are events or occurrences, and DEALINGS are interactions between two or more parties. Transactions are exchanges of goods or services, and DUTIES are obligations or responsibilities. Dos are social events or gatherings, AMOURS are romantic relationships, DOINGS are activities or actions, and LIAISONS are close relationships.