An event planner coordinates the necessary resources, services and commodities to host an activity. Those in this role often handle the planning for large events like weddings, anniversary and birthday parties, family reunions, galas and award ceremonies. They may also prepare the arrangements for events like conferences, workshops, conventions, product launches and course programs. The primary duties of event planners usually include scouting and choosing locations, negotiating contracts with vendors, researching and hiring caterers, securing entertainment and inviting guests.