All requests to the Datatrac API must leverage a local cache mechanism to prevent one-for-one calls to the Datatrac API with each page load from your Web site. The use of Datatrac information must be sourced as follows: For certified installations, please use the guidelines as specified at www.datatrac.net/guidelines. For all other installations, please provide the following clearly and conspicuously near where the data is being displayed: ‘Source: Datatrac’ with a link to www.datatrac.net. Use of Datatrac content is subject to a licensing agreement which can be reviewed by visiting www.datatrac.net/eula. If you have any questions regarding these terms, please email them to certification@datatrac.net.