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Regardless of the type of template, selected elements or the currently active form can be saved as a template by clicking on the "Save as Template" button on the Actions toolbar:
The saved templates then appear in the Templates drawer of the palette, as seen in the image above. This list is shared by forms of the same solution. There are two ways to use saved templates:
Templates are stored in the Resource project assigned to a solution. Whenever a new template is created, it appears in the contextual list when the Templates node is selected in Solution Explorer.