Use the Block Authoring palettes to create custom tools for authoring dynamic blocks.
As with other types of tool palettes, you can also use Block Authoring palettes to add frequently used parameters and actions to your dynamic block definition.
The Parameter Sets tab of the Block Authoring palettes allows you to add commonly paired parameters and actions to your dynamic block definition.
When you first add a parameter set to your dynamic block definition, a yellow alert icon is displayed next to each action. This indicates that you need to associate a selection set with each action. You can double-click the yellow alert icon (or use the BACTIONSET command) and follow the Command prompts to associate the action with a selection set.
You can change the following properties of custom tools in the Tool Properties dialog box (available from the Block Authoring palette by choosing Properties on the shortcut menu) :