Involving your organization in the development of public policy, or helping to adapt your organization to public expectations. Public Affairs is sometimes used synonymously to refer to public relations activities (especially in the government and military). The Public Affairs Council defines more here.
various activities and communications that organizations undertake to monitor, evaluate, influence, and adjust to the attitudes, opinions, and behaviours of groups or individuals who constitute their publics
the process of communicating an organisation's point of view on issues or causes to political audiences like MPs and lobbying groups.
Professionals in this area serve as liaisons between stores and the general public, acting as company advocates on local issues, writing press releases, working with community groups and consumer agencies and managing store and community activities.
Each of the military services (Army, Navy, Air Force and Marine Corps, as well as the Coast Gaurd) have formal "Public Affairs" offices in addition to numerous other specific-purpose "Public Affairs" offices. The officers and enlisted Public Affairs professional trained to deal with the media and community issues.