You may wonder why breadcrumb trails have an SEO value. They deliver very well in three separate areas:
- Breadcrumb trails reinforce the navigational structure of the site so that PageRank is distributed evenly down through your pages.
- Breadcrumb trails are generally the first text that appears in the body of your page (which as we have seen attracts a prominence weighting) and thus afford you a legitimate reason to cram this vital real estate with your best keywords and keyphrases.
- Links to your pages that incorporate keyword-rich anchor text are always of value, even when those links come from other pages in your own site. The breadcrumb trail gives you a legitimate opportunity to include more of these.
The breadcrumb trail is of immense value for usability and SEO value.
One of the most important optimization techniques is URL structure and page naming
Yahoo! and Meta Tags
Most major search engines ignore the Meta Keywords tag and place low weighting on the Meta Description tag.