Best Practices
Convert List Views to Data Views in SharePoint Designer to fully customize their appearance.
List Views can't be exported as web parts; Data Views can and are therefore easier to reuse throughout a site.
Use the Content Editor web part to include HTML snippets on multiple pages.
Use the Page Viewer web part to display HTML that includes
Formelements.Use master pages to customize the appearance of your portal. Sometimes this is referred to as rebranding. The two other techniques for rebranding (site theme and cascading style sheets) are covered in Chapter 3.
From a design standpoint, it's best to pick a single master page and set it as your Site Master Page and System Master Page at the top-level site, and then inherit that setting in all of the subsites.