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Privacy Policy

CEI gathers some types of information from visitors to our websites, chiefly “".   We’d like to explain what sort of information we collect and what we do with it.

Information Collected By collects two types of information from users: 1) personal data and 2) aggregated data, such as information about traffic patterns on

Personal Data
Personal Information, such as zip code, email address, or demographic information, can only be collected if a visitor willingly chooses to fill out a form answering such questions.

Aggregated Data
Aggregated information, such as which pages users visit, is collected through various means. One of these ways is through an IP address, a number that is automatically assigned to your computer whenever you are surfing the Web.  Web servers, the computers that "serve up" Web pages, automatically identify your computer by its IP address. When you view a page from, our servers log your IP address. does not link IP addresses to anything personally identifiable, so although your session will be logged, it will remain anonymous to us. collects IP addresses for the purposes of improving the quality of the site.

Use of Information Collected by uses the information we collect to improve the content of the site and layout of the site and, if requested, to provide information services by email to the user. does not provide any of the information it collects with third parties.

Links to Other Sites
Note that contains links to sites other than itself, and that those sites may not follow the same privacy policies as

Changes to the Privacy Policy
CEI reserves the right to change its privacy policy.  Such changes will be noted in a revised privacy policy statement.

How to Contact Us About Our Privacy Policy
Please send any privacy policy questions to
Privacy policy last revised and updated July 10, 2010