External templates allow you to reduce the code in your main HTML page, and reuse it in multiple places.

This tutorial will show you how to convert and display a Word document file in an HTML web page template or format properly and easily.

Another option is to generate fresh HTML code for your blog using the Template Designer, and then not edit the HTML further, preserving the original code created by the computer generator.

How to Embed an Excel Spreadsheet on an HTML Page. If you've ever tried to paste a single screenshot of an Excel spreadsheet into an HTML page, you know how difficult that can be.