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@Sikhi: Well, it is up to you how you want to make use of the functionality. You need to weigh the benefits against the impact. About confusion, it can be dealt with as part of user training. As I mentioned earlier, it is always advisable to make use of out of the box features as is, However in case the requirement you have is critical to your application and is a must have, you may go for this option as you are not tweaking the out of the box feature but just providing it in a different way.