Organic search (SEO) success is based fundamentally on keywords and links. You can also make a pretty easy correlation between that and the combination of messaging and media pickups important in public relations efforts.
Search engines like Google advise webmasters to create great content and let important web sites in your industry know (to attract links). Some of the best link sources are the hardest to achieve, such as a link in a story published at a major publication or even a industry niche publication.
This is where PR and SEO savvy can combine like Yin and Yang to create competitive advantages and extend the value and reach of your online marketing/media relations efforts. Some of the public realtions tactics that can affect search engine optimization results include: