--+-> Master grid : ( Datakey name All the key data you need)
+-> Detail Table 1
+-> Detail Table 2
+-> Detail Table 3
+-> Detail Table 4
Define what you want do if there is no information.
And if you need to hide some grid . Use Recursive function to go the right table and visibility="false".
You can do the 1rst step with the gui shouldnt take time.
Have Fun Learning Telerik.
Tips dont try to make a nested grid fire an event. dont try to acces a label that is in a nested grid just by calling his name.
Use the doc i linked for that.