Modern public relations evaluates a product or individuals public perception through market research. Once data is collected and challenges are identified, solutions are presented in a campaign strategy to meet goals. Techniques may vary from campaign to campaign but some standard tools used are; press releases, press kits, satellite feeds, pod casts, web casts, wire service distribution of information and internet placement. Others include entertainment product placement (television, events, celebrity), product launches, press conferences, media seminars, producing events, speechwriting, establishing partnerships and more is often required.