Spamming Some web developers spam the search services in attempts to get higher rankings. In the beginning, spam worked, but search services are getting more sophisticated, and spam now results in pages being dropped from the search service databases. Each service has its own definition of spam, but the following list characterizes spam. Repetition of keywords .
Search services give higher rankings for multiple occurrences of keywords.
Developers abused this by repeating keywords many times, and services now penalizes pages that have repetition of keywords. Keywords not related to web site . Certain keywords, such as sex and naked have high usage in web searches. Some developers add those keywords to their pages in hopes of getting more hits. Search services now do context-testing of keywords and penalize pages that have keywords not related to the themes of the pages.