In the Multileader Style Manager, click New (+) to create a new multileader style.
In the Create New Multileader Style dialog, specify a name for the new multileader style.
In the Modify Multileader Style dialog, select the Leader Structure tab.
In the Constraints group box, select the Maximum Leader Points check box. In the box to the right, specify a maximum number of points to be prompted for upon creation of a new multileader. Click OK.
In the Multileader Style Manager, click Set Current to apply the new multileader style to new multileaders that you create.