What Google Instant Means for Search Marketers, Part 1
I recommend continuing to incorporate long-tail terms into your SEO programs. Closely monitor before-and-after performance to see how user behavior has adapted to these changes. Do this for the top 10 to 25 multi-keyword phrases for your SEO program for 30 days. Then, if performance degrades, you'll know that your SEO tactics on long-tail search have to change.
Next week, in part two of this series, I'll examine what Google Instant means for paid search.