Understanding MGI In the Understanding MGI section, you will understand how MGI processes the pages of your web site, how MGI handles errors in your web site, how MGI uses the MGI Data folder, and you will understand the basic structure of regular MGI tags and embedded MGI tags. Read the Understanding MGI Section first if you are a new MGI user. Processing MGI Tags How the MGI tags in your web pages are processed by the Web Server and the MGI Plug-In. Handling MGI Errors How MGI notifies you of errors through pre-formatted MGI error pages and custom error pages. Writing MGI Tags The proper syntax for writing MGI tags. Using MGI Tags Rules for using MGI tags in the pages of your web site. Embedding MGI Tags How to embed one MGI tag within another MGI tag.