You can find the answers to your second, third and fourth questions in this forum thread
. Your question about RadScheduler will be answered shortly in the support ticket that you have opened for the same topic.
In case you need quicker responses, please open new support tickets for your enquiries from the account of the License Developer. These tickets will be reviewed according the license that you have
All the best,
the Telerik team
Do you want to have your say when we set our development plans? Do you want to know when a feature you care about is added or when a bug fixed? Explore the Telerik Public Issue Tracking
system and vote to affect the priority of the items