Enable a Web page to use WebPart controls

Add a WebPartManager to the page on which you wish to use WebPart controls

Add various editing capabilities to a Web Parts page

Add an EditorZone to the page

Add a place in which to position server-side controls to be managed by the Web Part architecture

Add a WebZone to the page

Allow users to dynamically add controls from a collection of controls

Add CatalogZone to the page

Add controls to the catalog while in Edit Template mode

Create a Web Part

Derive a class from System.Web.UI.WebControls.WebParts.WebPart

Render some HTML OR Create child controls