I am sorry to hear that you had negative experience with our controls so far.
Have you tried to the solution from the blog post linked previously in this forum thread which seems to be helpful to the other guys? Does restarting your Visual Studio eliminate the error concerning memory storage? Let us know what the results are.
Concerning your comment about our support service:
I checked your account and found that you used trial versions of our controls and had a single forum post about combobox which has been answered by one of my colleagues. I am providing a link to it below:
Have you had other communication through a different support channel which made you conclude that you are not content with our support service? I will gladly review it and provide more details concerning the concrete cases to help you out further in your development.
Technical Support Director, Telerik
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