Key terms and concepts are marked with 1 to 3 key symbols
() according to their significance in a general web promotion strategy, as judged by us. Similarly, terms and concepts which we consider should be avoided are marked with one or more 'thumbs down' symbols ( ).

This Knowledge Base supplements the main Web Promotion and Customer Retention articles.
Use to return to the previous page and to go to the KnowledgeBase index page.
The booklet symbol () is used to highlight articles (listed after the definition) where the term or concept is written about in context.