I am not familiar with Vistaprint.com Business Card Builder, but if you think that RadDock will help you achieve a similar functionality you could use it.
If you do not want your users to be able to drag the docks into specific dock zones you could use the ForbiddenZones
property. There is a demo page which shows how to use this property:
I hope this helps. If you have further questions, please, feel free to contact us at any time.
the Telerik team
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