Just some video viewing for those learning SharePoint 2007.  The Visual How To's are a great resource from Microsoft.  Here are two new Visual How To's:

Displaying Search Results in a Grid View in SharePoint Server 2007 (direct link to video)

Summary: Learn how you can bind search engine results to an SPGridView control to display the results in a grid format in Microsoft Office SharePoint Server 2007. Microsoft Office SharePoint Server 2007 provides various ways to display search results. This Microsoft Office Visual How To shows how you can bind the results from the search engine to an SPGridView control to display the results in a grid format. Using a grid to display the search results makes it much easier to compare results and their metadata. You can extend this example to provide additional functionality, for example, to perform bulk actions on the search results.

Putting Multiple Items on Hold in SharePoint Server 2007 (direct link to video)

Summary: Learn how to programmatically apply a hold to all items in a folder in a records center in Microsoft Office SharePoint Server 2007. The records center in Microsoft Office SharePoint Server 2007 lets you define and apply holds to records. Applying a hold prevents records from going through disposition, which means that all expiration policies are suspended until the hold is removed. In the records center, you can apply holds to individual records or to all records that are returned in a search result. This Microsoft Office Visual How To shows you how to programmatically apply a hold to all items in a folder.