Thank you for writing.
Please refer to this help article
which demonstrates how to add elements to the toolbox and some other information on how to start working with this control. Additionally, in this help section
you can find information about the grouping capabilities of RadPropertyGrid
I hope that you find this information helpful. Should you have any other questions, do not hesitate to contact us.
the Telerik team
Explore the entire Telerik portfolio by downloading the Ultimate Collection trial package. Get now >>