Senior citizens who have no children in school can be enlightened by self-interest because a lot of senior citizens had a child who went to school back then; therefore, they sometimes want to relive the moments where they had young children, which can influence their decisions. Senior citizens can be influenced by the comMembers of a civic organization with a community service focused on homelessness can be appealed to self-interest by gaining an opportunity for them to help with playgrounds and schools. The schools and playgrounds could help homeless people because they have a chance to help or provide themselves with comfort by looking at children play and granting their children a different life. This common good can appeal to them because
